Seniority Bonus Calculator 2026
Calculate the seniority bonus: 5% after 5 years, +1% yearly, max 20%. Check the percentage and amount of the long-service bonus. Free calculator.
Salary and payroll calculators
All online calculators
585 free calculators in 30 categories — no registration, with current rates for Poland. Pick a category from the list below or scroll to browse every tool grouped by topic.
Salary and payroll calculators
24 calculatorsCalculate net take-home pay for every type of contract and the full cost of employment. The calculators below convert gross to net for an employment contract, mandate contract, specific-task contract and B2B, factoring in ZUS contributions, the health contribution and the PIT advance under current rules. Employees can quickly check their real pay, while employers can estimate hiring costs. Results are indicative and are not tax advice — pick the calculator that matches your situation.
New New Night Shift Premium Calculator 2026
Calculate the night-work premium: 20% of the hourly rate from the minimum wage. Check the per-hour premium and total amount. Free calculator.
Salary and payroll calculatorsNew Polish salary calculator — gross to net 2026
Calculate net salary from gross for a Polish employment contract (2026): ZUS contributions, health contribution and PIT advance. Free, no signup.
Salary and payroll calculatorsNew Civil Contract (Umowa Zlecenia) Calculator
Calculate net pay from a Polish civil contract (umowa zlecenia). Includes ZUS contributions, PIT tax advance, and income deductions. See your take-home pay.
Salary and payroll calculatorsNew Employer Cost Calculator
Calculate the total cost of hiring an employee in Poland. Includes employer ZUS contributions: pension, disability, accident insurance, Labour Fund, and FGŚP.
Salary and payroll calculatorsNew Hourly Wage Calculator
Convert an hourly rate to a monthly salary or vice versa. Check if your hourly rate meets the Polish minimum wage of PLN 30.50/h (2025).
Salary and payroll calculatorsNew Overtime Pay Calculator 2026
Calculate overtime pay with 50% (regular overtime) or 100% (night, Sunday, holidays) supplements. Enter base salary, hours and working time — instant results. Free.
Salary and payroll calculatorsNew Specific-task Contract Gross-to-Net Calculator 2026
Calculate net pay from a Polish specific-task contract (umowa o dzielo): 20% or 50% deductible costs, 12% PIT, no ZUS contributions. 2026 calculator.
Salary and payroll calculatorsNew 13th Salary Calculator (Trzynastka)
Calculate the Polish 13th salary (8.5% of annual wages). Full year and proportional calculation.
Salary and payroll calculatorsNew Polish Sick Pay Calculator (L4 Benefit)
Calculate your Polish sick pay (zasiłek chorobowy / L4) instantly. Enter your gross salary, sick days and rate (80%, 100% or 70%) to see the result.
Salary and payroll calculatorsNew Holiday pay equivalent calculator — Poland 2026
Calculate the cash equivalent for unused annual leave in Poland. Statutory formula, 2026 coefficient — fast, free, no sign-up required.
Salary and payroll calculatorsNew Prorated Salary Calculator
Calculate prorated gross salary for a partial work month in Poland. Enter full salary, working days in the month and days worked — instant result.
Salary and payroll calculatorsNew Poland Minimum Wage Calculator 2026
Check Poland's minimum wage for 2026: PLN 4626 gross/month and PLN 30.20/hour. Calculate net take-home pay and the hourly rate instantly, free.
Salary and payroll calculatorsNew Polish Vacation Pay Calculator
Calculate your Polish vacation pay (wynagrodzenie urlopowe) instantly. Enter your monthly gross salary and number of leave days to see the result.
Salary and payroll calculatorsNew On-call allowance calculator
Calculate the on-call (standby) allowance: enter base salary, on-call hours and the percentage rate to get the supplement and total monthly gross pay. Free.
Salary and payroll calculatorsNew Bonus Calculator — net and gross 2026
Calculate your net bonus after PIT tax and ZUS social contributions in Poland. Annual, quarterly, monthly or one-time bonus. Free online bonus calculator.
Salary and payroll calculatorsNew Poland Minimum Wage 2026 Calculator
Calculate Poland minimum wage 2026: 4666 PLN gross (employment) or 30.50 PLN/h (contract). See take-home net pay instantly. Free, no signup.
Salary and payroll calculatorsNew Jubilee Bonus Calculator
Calculate your Polish jubilee bonus (nagroda jubileuszowa) gross and net. Thresholds: 20, 25, 30, 35, 40 years of service. Rates from 75% to 300% of monthly salary.
Salary and payroll calculatorsNew Vacation Pay Coefficient Calculator
Calculate the Polish vacation pay coefficient for any year and find your daily vacation pay rate. Based on the statutory formula. Free online calculator for employees and HR.
Salary and payroll calculatorsNew Work Clothing Allowance Calculator 2026
Calculate the allowance for using your own work clothing or personal protective equipment. Find out how much you are entitled to for laundering and wear of work clothing.
Salary and payroll calculatorsNew Discretionary Bonus Calculator
Calculate your discretionary bonus net amount after ZUS contributions and PIT income tax. Works for employment contract and B2B.
Salary and payroll calculatorsNew Coal Allowance Calculator
Calculate the monetary value of your coal allowance and the tax-exempt limit. Calculator for miners and energy sector workers in Poland.
Salary and payroll calculatorsNew Duty Pay Calculator
Calculate your duty pay under Polish Labour Code art. 151⁵. On-site and on-call duty — quick online calculator.
Salary and payroll calculatorsNew Maternity Benefit Calculator for B2B / Self-Employed (Poland)
Calculate your maternity or parental benefit as a self-employed person (B2B / sole trader) in Poland. Based on your declared ZUS sickness insurance basis.
Salary and payroll calculators
Savings and deposit calculators
10 calculatorsSee how much you will really earn on your savings and how your capital grows thanks to compound interest. The calculators below work out interest on a term deposit and savings account, the return on treasury bonds, the snowball effect of regular saving, and how much to set aside each month for a specific goal. You can net any result of the Belka capital-gains tax to see the take-home figure. These tools are for savers and beginner investors — pick the one that fits your plan. Results are indicative and are not investment advice.
New Compound interest calculator
Calculate compound interest: final value, interest earned and capital growth. Free calculator with monthly, quarterly and yearly compounding.
Savings and deposit calculatorsNew Bank Deposit Calculator
Calculate bank deposit interest including 19% capital gains tax. Enter your principal, annual rate, and term in days to see your net profit and final payout.
Savings and deposit calculatorsNew Savings account calculator
Calculate the return on a Polish savings account online: gross interest, the 19% Belka tax and the final balance across different interest rates and terms.
Savings and deposit calculatorsNew Treasury bonds calculator
Calculate the return on Polish treasury bonds (2, 3, 4 and 10-year) online. See gross interest, the 19% Belka tax and your net return — fast and free.
Savings and deposit calculatorsNew IKE and IKZE calculator
Calculate IKE and IKZE retirement savings online, with the annual contribution limit, PIT tax relief and Belka tax taken into account. Fast and free result.
Savings and deposit calculatorsNew FIRE calculator — financial independence
Calculate how much you need to save for FIRE (Financial Independence Retire Early) using the 4% rule. Find your target capital and time to freedom online.
Savings and deposit calculatorsNew PPE Employee Pension Program Calculator — Poland
Calculate your PPE employer contributions and projected retirement capital from the Polish Employee Pension Program 2026. Includes 7% cap, Belka tax and initial capital. Free online.
Savings and deposit calculatorsNew Deposit Capitalization Calculator
Calculate your bank deposit earnings with daily, monthly, quarterly or annual compounding and 19% capital gains tax (Belka tax). Compare the effective annual rate.
Savings and deposit calculatorsNew Personal Savings Rate Calculator
Calculate your personal savings rate, expense ratio and time to financial independence (FIRE). Free household budget calculator.
Savings and deposit calculatorsNew Monthly Compound Interest Calculator — how much will you accumulate with deposits?
Calculate the final value of an investment with monthly compounding and regular deposits. Check earned interest and the effective annual rate. Free online calculator.
Savings and deposit calculators
VAT calculators
8 calculatorsConvert net and gross prices at different VAT rates. Pick a calculator below.
New VAT Margin Scheme Calculator 2026
Calculate VAT on the margin under the margin scheme: used cars, antiques, tourism. Enter sale and purchase price, pick the 23% or 8% rate. Free tool.
VAT calculatorsNew VAT calculator — net and gross
Calculate VAT instantly: net to gross or gross to net. Rates 23%, 8%, 5%, 0%. Free VAT calculator, no signup.
VAT calculatorsNew VAT Invoice Calculator
Calculate net value, VAT amount and gross total for up to 5 invoice line items. Supports VAT rates 23%, 8%, 5% and 0%. Free online invoice calculator.
VAT calculatorsNew Reverse VAT Calculator
Calculate the net amount and VAT from a gross price, or add VAT to a net price. Reverse VAT calculator for 23%, 8%, 5% and 0% rates — free online tool.
VAT calculatorsNew Split Payment Calculator (MPP) — Polish VAT split-payment mechanism
Calculate how a Polish VAT invoice is split under the MPP mechanism: how much goes to the VAT account and how much to the settlement account. Check the PLN 15,000 threshold.
VAT calculatorsNew Polish VAT rate calculator 2026
Calculate Polish VAT: gross from net for rates 23%, 8%, 5%, 0% and VAT exemption. Free, instant, no signup.
VAT calculatorsNew Advance Invoice Calculator
The advance invoice calculator quickly computes the net amount, VAT, and gross amount based on the entered gross value and selected VAT rate (23%, 8%, 5%, 0%).
VAT calculatorsNew Digital Services VAT Calculator 2026
Calculate VAT on digital services sold to EU customers (OSS). Check the VAT rate applicable in the customer's country and the tax amount due.
VAT calculators
Math calculators
30 calculatorsMath calculators help students, parents and professionals get a correct answer in seconds — without remembering every formula. This category covers percentages, fractions, the area and volume of geometric shapes, proportions, averages, roots and powers, quadratic equations, GCD and LCM, factorials and number-base conversion. Each tool shows the result together with the formula and a worked example, so you can check homework or settle an everyday calculation with confidence. Pick a calculator below.
New Logarithm Calculator — log_b(x), ln and log10
Calculate the logarithm to any base, the natural logarithm (ln) and the common logarithm (log10). Free logarithm calculator with change of base formula.
Math calculatorsNew Roman Numerals Calculator — Roman-Arabic Converter
Convert Arabic numbers to Roman numerals and back. Roman numeral converter with subtractive notation, range 1–3999. Free online calculator.
Math calculatorsNew Arithmetic Sequence Calculator — nth Term and Sum
Find the nth term and sum of an arithmetic sequence from the first term and common difference. Formulas a_n = a₁ + (n−1)·r and Sₙ. Free math calculator.
Math calculatorsNew Percentage calculator
Calculate the percentage of a number, a percentage increase and a percentage decrease. Free percentage calculator.
Math calculatorsNew Fraction Calculator
Calculate addition, subtraction, multiplication and division of fractions online. Result as simplified fraction and decimal. Free.
Math calculatorsNew Average Calculator
Calculate arithmetic mean, median, minimum and maximum from numbers. Free online average calculator.
Math calculatorsNew GCD and LCM Calculator
Calculate GCD (greatest common divisor) and LCM (least common multiple) of two numbers. Free online calculator.
Math calculatorsNew Quadratic Equation Calculator
Solve quadratic equation ax²+bx+c=0. Calculate discriminant and roots online for free.
Math calculatorsNew Area calculator — geometric shapes
Calculate the area of geometric shapes: rectangle, square, triangle, circle, trapezoid, rhombus. Free online geometry calculator.
Math calculatorsNew Area of Geometric Shapes Calculator
Calculate the area and perimeter of geometric shapes online: square, rectangle, triangle, circle, trapezoid, rhombus, regular hexagon and ellipse.
Math calculatorsNew Volume Calculator for Geometric Solids
Calculate the volume of a cylinder, sphere, cuboid, cone and other geometric solids online. Classic formulas and instant, accurate results for free.
Math calculatorsNew Proportion Calculator — Rule of Three
Find the unknown value of a proportion online using the rule of three. Simple and compound cross multiplication with an instant result, free of charge.
Math calculatorsNew Roots and powers calculator
Calculate square root, cube root, nth root or any power of a number. Free math calculator — no signup required, instant results.
Math calculatorsNew Factorial, combinations and permutations calculator
Calculate factorial n!, combinations C(n,k) and permutations P(n,k) online. Free combinatorics calculator — useful for math, stats and probability.
Math calculatorsNew Rounding calculator
Round any number to 1, 2 or 3 decimal places, to the nearest whole, ten, hundred or thousand. Free online rounding calculator with rounding error.
Math calculatorsNew Number base converter
Convert numbers between binary, octal, decimal and hexadecimal. Free online number base calculator — instant conversion, no signup required.
Math calculatorsNew Triangle Calculator
Calculate triangle area, perimeter and angles using Heron's formula. Enter three sides or two sides and an angle — free geometry calculator online.
Math calculatorsNew Compound Interest Calculator
Calculate final capital with compound interest. Enter annual rate, term and compounding frequency — free investment calculator with PLN result online.
Math calculatorsNew Percentage Calculator
Calculate what percent A is of B, find X% of a number, percentage change or add a percent to a value. Fast percentage calculator online, free.
Math calculatorsNew Prime Number Calculator
Check if a number is prime, find the next prime number, or factorize a number into prime factors. Instant result online, no registration needed.
Math calculatorsNew Linear Equation Calculator
Solve linear equations of the form ax + b = c online. Enter coefficients a, b and c to instantly find x with step-by-step verification.
Math calculatorsNew Trigonometry Calculator
Online trigonometry calculator — compute sin, cos, tan, arcsin, arccos, arctan for any angle in degrees or radians. Fast, accurate, free.
Math calculatorsNew Geometric Sequence Calculator
Calculate the nth term, partial sum, and infinite sum of a geometric sequence online. Fast calculator with formulas and examples for students and teachers.
Math calculatorsNew 2x2 Matrix Calculator
Calculate the result of 2x2 matrix operations: addition, subtraction and multiplication. Also check the determinants of both matrices.
Math calculatorsNew Logarithm Calculator
Calculate the logarithm of any number with a custom base, natural logarithm (ln) and common logarithm (log10). Fast online logarithm calculator.
Math calculatorsNew Volume of Geometric Solids Calculator
Calculate the volume of geometric solids online: cube, cuboid, sphere, cylinder, cone, square pyramid and triangular prism. Instant results with formulas and examples.
Math calculatorsNew Combinatorics Calculator
Calculate permutations P(n), combinations C(n,k), arrangements V(n,k) and their with-repetition variants. Formulas and examples. Free online combinatorics calculator.
Math calculatorsNew Polynomial Derivative Calculator
Calculate the derivative of a polynomial up to degree 4 using the power rule. Enter coefficients, optionally provide x, and get the derivative formula and numeric value.
Math calculatorsNew Triangle Area Calculator
Calculate the area of a triangle from the formula half times base times height. Enter base and height — instant result. Heron formula for three sides.
Math calculatorsNew Cylinder Volume Calculator
Compute cylinder volume with V = pi*r^2*h. Enter radius and height to get volume in cm3 and litres plus total surface area.
Math calculators
Loan calculators
21 calculatorsA mortgage or personal loan is a multi-year commitment, so before signing it is worth comparing annuity and decreasing payment schedules, benchmarking offers by APR, and assessing your creditworthiness. The variable WIBOR rate affects your monthly instalment — factor this into your budget. Loan overpayment is one of the most effective ways to cut total interest costs. Pick a calculator below.
New Credit Card Payoff Calculator 2026
Calculate how many months it takes to pay off a credit card and how much interest you pay. Enter balance, interest rate and monthly payment. Free.
Loan calculatorsNew Payday Loan Calculator 2026 — Cost and APR
Calculate the true cost of a payday loan, total repayment and APR. Enter the loan amount, period in days and fees. Free payday loan calculator.
Loan calculatorsNew Mortgage calculator
Calculate your monthly mortgage payment: instalment, total interest and total cost. Free mortgage calculator 2026.
Loan calculatorsNew Creditworthiness calculator
Check your approximate creditworthiness: maximum instalment and loan amount based on your income. Free credit capacity simulator.
Loan calculatorsNew APR (RRSO) calculator
Calculate APR (Annual Percentage Rate) for a loan: includes commission and insurance. Compare offers. Free APR calculator.
Loan calculatorsNew Loan Overpayment Calculator — Save on Interest
Find out how much interest you save by overpaying your mortgage or personal loan. Choose between shortening the term or reducing monthly instalments — instant result.
Loan calculatorsNew Cash Loan Calculator 2026
Calculate your monthly instalment, total interest and full cost of a cash loan. Annuity formula, one-off fee included. Free, instant, no signup required.
Loan calculatorsNew Car Loan Calculator 2026
Calculate your monthly car loan instalment, total interest and full financing cost. Annuity formula — free, instant, no signup.
Loan calculatorsNew Debt Consolidation Calculator 2026
Calculate your new monthly payment after debt consolidation, total interest and monthly savings. Annuity formula — free, instant, no signup.
Loan calculatorsNew Leasing Calculator 2026
Calculate your monthly lease payment, total cost and initial deposit for operating or finance leases. Annuity formula — free, instant, no signup.
Loan calculatorsNew Loan Interest Calculator 2026
Calculate total loan interest using the simple interest method: principal × rate% / 12 × months. Free, instant, no signup.
Loan calculatorsNew Equal and decreasing instalments calculator
Compare equal (annuity) and decreasing loan instalments online. See the total cost of credit, interest saving and the full repayment schedule — fast and free.
Loan calculatorsNew WIBOR impact calculator — mortgage instalment
Calculate how a WIBOR or WIRON rate change affects your monthly mortgage payment. Simulate interest rate rises or cuts on a Polish variable-rate loan — free.
Loan calculatorsNew Loan repayment schedule calculator
Calculate your loan repayment schedule: first and last instalment, total interest and overall cost. Choose equal (annuity) or decreasing instalments. Free, no signup.
Loan calculatorsNew Private Loan Calculator
Calculate monthly instalment, total interest and repayment for a private or family loan. Enter amount, interest rate and term — instant results. Free, no sign-up.
Loan calculatorsNew Loan grace period calculator
Calculate the cost of a grace period on a mortgage or cash loan. Check the interest during the grace period, the instalment afterwards and the extra cost. Free.
Loan calculatorsNew Financial vs Operational Leasing Calculator
Compare financial (balance-sheet) leasing and operating leasing for business: monthly instalment, interest, tax shield, net total cost. Free online calculator for Poland 2026.
Loan calculatorsNew Total Credit Cost Calculator
Calculate the total cost of credit: total interest, commission, insurance and all payments. Compare bank offers using the APR (RRSO) indicator.
Loan calculatorsNew Credit Holiday Calculator
Calculate the cost of a credit holiday: interest accrued while payments are suspended and the new instalment after resuming. Free online calculator.
Loan calculatorsNew Loan Refinancing Calculator
Calculate whether refinancing your loan is worth it. Find your new monthly payment, monthly savings and break-even point in months.
Loan calculatorsNew Effective APR (RRSO) Calculator
Estimate the effective APR (RRSO) of a consumer loan. The calculator factors in the nominal rate and the upfront commission, returning the payment, total payments and total cost.
Loan calculators
Health calculators
36 calculatorsHealth calculators help you estimate BMI, understand the difference between BMR and TDEE, and work out daily calorie and macro targets. You can also calculate your hydration needs and estimate body fat percentage. Results are indicative only and are not a substitute for professional medical advice — treat them as useful information, not a diagnosis. Pick a calculator below.
New Daily Protein Calculator — How Much Protein to Eat
Calculate your daily protein needs by body weight, goal and activity level. Protein for cutting and muscle building. Free protein calculator.
Health calculatorsNew Alcohol Calories Calculator — How Many Calories in a Drink
Calculate how many calories are in beer, wine, vodka, whisky or a cocktail. Calories from alcohol and sugar by volume and strength. Free alcohol calorie calculator.
Health calculatorsNew Fiber Intake Calculator — How Much Fiber to Eat
Calculate your daily fiber needs by sex, age and calories. See how many grams of fiber to eat per day. Free fiber intake calculator.
Health calculatorsNew Daily Fat Intake Calculator — How Much Fat to Eat
Calculate your daily fat intake from calories. Saturated fat, fat grams, percent of energy. Free macronutrient fat calculator.
Health calculatorsNew BMI calculator
Calculate BMI (body mass index) using the WHO formula. Check whether you are underweight, normal, overweight or obese. Free BMI calculator.
Health calculatorsNew BMR and TDEE calculator
Calculate BMR (basal metabolic rate) and TDEE (total daily energy expenditure) using the Mifflin-St Jeor formula. Free calculator.
Health calculatorsNew WHtR Calculator (Waist-to-Height Ratio)
Calculate waist-to-height ratio (WHtR) and assess cardiovascular risk. Free online calculator.
Health calculatorsNew Daily Water Intake Calculator
Calculate your daily water intake based on weight, activity and climate. Free hydration calculator.
Health calculatorsNew Ideal Body Weight Calculator
Calculate ideal body weight using Devine, Hamwi, Broca or Robinson formula. Free online calculator.
Health calculatorsNew Calorie and Macronutrient Calculator
Calculate calories from macronutrients: protein, fat, carbohydrates. Free online kcal calculator.
Health calculatorsNew Blood alcohol calculator — BAC (Widmark formula)
Estimate blood alcohol content (BAC in ‰) using the Widmark formula. Calculate time to sobriety. For informational purposes only.
Health calculatorsNew Macronutrient Calculator
Calculate daily macronutrient needs: protein, fat, and carbohydrates in grams and kcal. Choose your diet goal: weight loss, maintenance, or muscle gain.
Health calculatorsNew Body fat percentage calculator
Calculate your body fat percentage with the US Navy method and BMI. Enter body circumferences — get the result and rating instantly.
Health calculatorsNew Ideal body weight calculator
Calculate your ideal body weight using the Devine, Robinson and BMI 22 formulas. Enter your height and sex to get an instant result online — free, no sign-up.
Health calculatorsNew Daily water intake calculator
Calculate how much water you should drink per day. Enter weight, activity and temperature for a personal recommendation online — free, no sign-up required.
Health calculatorsNew Ovulation calculator — fertile window
Calculate your fertile window and ovulation day from cycle length and luteal phase. Plan a pregnancy or track your menstrual cycle — free, no signup.
Health calculatorsNew Due date calculator
Calculate your estimated due date (EDD) from your last menstrual period (LMP) using Naegele's rule. See gestational age in weeks and days until delivery — free.
Health calculatorsNew Metabolic age calculator
Calculate your metabolic age using the Mifflin–St Jeor BMR formula. Find out whether your metabolism is younger or older than your actual age.
Health calculatorsNew Pregnancy week calculator
Calculate your pregnancy week and estimated due date from your last menstrual period (LMP). See the trimester and days until delivery. Indicative result — not a substitute for medical advice.
Health calculatorsNew Blood pressure calculator — ESH/ESC classification
Check your blood pressure category using ESH/ESC 2018 guidelines. Calculate mean arterial pressure (MAP). Informational only — not a substitute for medical consultation.
Health calculatorsNew Daily Water Intake Calculator
Calculate your daily water intake based on body weight, physical activity and temperature. Result in ml, litres and glasses. Free hydration calculator.
Health calculatorsNew Glycemic Index and Glycemic Load Calculator
Calculate the glycemic load of a food portion based on its glycemic index, serving size and carbohydrate content. Check GI and GL categories. Free calculator for diabetics and dietitians.
Health calculatorsNew Child BMI Calculator
Calculate your child's BMI and find out the weight category (underweight, healthy, overweight, obese) based on simplified WHO norms. Ages 2–18. Result is indicative — consult a pediatrician.
Health calculatorsNew Calorie deficit calculator
Calculate your daily calorie deficit and time to reach your target weight. Enter TDEE, deficit and weights — get calories, kg lost per week and days to goal.
Health calculatorsNew Weight Loss Calculator
Calculate how many weeks it will take to reach your target weight and what daily calorie deficit you need. Enter your current weight, goal and pace — instant result.
Health calculatorsNew Ketogenic Diet Calculator
Calculate your daily caloric needs and keto macros: 75% fat, 20% protein, max 25g carbs. Uses the Mifflin-St Jeor formula. Free online tool.
Health calculatorsNew Menstrual Cycle Calculator
Calculate your current cycle day, ovulation date, and next period. Find your cycle phase online — fast and free menstrual cycle tracker.
Health calculatorsNew Sleep Calculator
Sleep calculator finds the best bedtime based on your desired wake-up time using 90-minute sleep cycles. Wake up refreshed every morning!
Health calculatorsNew Caffeine Calculator
Calculate your total daily caffeine intake from coffee, tea, energy drinks and cola. See how much caffeine remains after 6 and 12 hours and your mg/kg body weight ratio.
Health calculatorsNew Child Height Calculator
Calculate your child's predicted adult height using the mid-parental height method. Enter mom's and dad's height, choose the child's sex, and get a prediction with range.
Health calculatorsNew Cardiovascular Risk Calculator — 10-year CV risk estimate
Estimate your 10-year cardiovascular risk based on age, sex, smoking, blood pressure, cholesterol and diabetes. Free online calculator.
Health calculatorsNew Meal Calorie Distribution Calculator — calories by meal and macros
Calculate how to distribute your daily calorie intake across meals (3–6) and macronutrients (protein, carbohydrates, fat). Free online calculator.
Health calculatorsNew Cholesterol Calculator
Check your LDL, HDL, triglyceride levels and cardiovascular risk according to ESC 2021 guidelines. Fast lipid profile assessment online.
Health calculatorsNew Water Intake Calculator — how much water to drink daily
Estimate your daily water intake based on body weight, physical activity and ambient temperature. Result in litres, millilitres and glasses. Free online calculator.
Health calculatorsNew Body Fat Calculator — US Navy method
Estimate your body fat percentage using the US Navy method from body measurements and height. Free online calculator with a 1-5 category code — no registration.
Health calculatorsNew Protein Intake Calculator
Calculate your daily protein needs from body weight and activity level. See protein per meal and calories from protein — instant result.
Health calculators
Personal finance calculators
28 calculatorsInflation erodes the real value of money. The 50/30/20 budget rule splits take-home pay into needs, wants, and savings. The time value of money shows what a future sum is worth today, the DTI ratio measures debt burden, and an emergency fund of 3–6 months of expenses shields you from unexpected costs. Pick a calculator below.
New Net Worth Calculator — calculate your wealth
Calculate your net worth: assets minus liabilities. Cash, real estate, investments and debts in one place. Free net worth calculator.
Personal finance calculatorsNew Wedding Cost Calculator — how much will your dream wedding cost?
Calculate the total cost of your wedding based on guest count, catering, venue, photographer, and music. See cost per person and recommended budget reserve. Free wedding budget calculator.
Personal finance calculatorsNew Statutory Interest Calculator
Calculate statutory interest, late payment interest, or tax interest in Poland for any amount and delay period. Current 2025 rates included.
Personal finance calculatorsNew Tip Calculator
Calculate the tip amount and total bill for a restaurant visit. Choose 5%, 10%, 15% or 20% and split the bill among guests.
Personal finance calculatorsNew Household Budget Calculator — 50/30/20 Rule
Plan your household budget with the 50/30/20 method: needs, wants, savings. Free personal finance calculator.
Personal finance calculatorsNew Bill split calculator
Split a restaurant bill among multiple people with an optional tip. Calculate how much each person pays. Free bill splitter.
Personal finance calculatorsNew Time value of money calculator — FV & PV
Calculate the future value (FV) or present value (PV) of money with compound interest. Free online financial calculator.
Personal finance calculatorsNew Savings goal calculator
Calculate how much to save monthly to reach your financial goal, or how long it will take. Free savings plan calculator.
Personal finance calculatorsNew Emergency fund calculator — financial safety net 2026
Calculate how much you need in your emergency fund and how long it will take to build it. 3, 6 or 9 months of expenses. Free online financial safety net calculator 2026.
Personal finance calculatorsNew DTI calculator — debt-to-income ratio
Calculate your DTI (debt-to-income) ratio. Check if your monthly obligations meet bank standards. Free credit capacity calculator.
Personal finance calculatorsNew Investment return rate calculator
Calculate total return and CAGR for any investment. Enter initial value, final value and number of years — instant result, free, no signup.
Personal finance calculatorsNew Cost of living calculator
Calculate your total monthly living costs: housing, food, transport, entertainment, health and other expenses. Plan your household budget and compare cities.
Personal finance calculatorsNew Retirement Countdown Calculator
Calculate how many years and months until your retirement and estimate your projected savings. Simple online retirement calculator.
Personal finance calculatorsNew Debt Repayment Calculator — Time and Cost of Payoff
Calculate how many months it will take to pay off your debt and how much interest you will pay. Snowball and avalanche methods. Free debt payoff calculator.
Personal finance calculatorsNew Installment Payment Calculator — how much is the monthly payment?
Calculate your monthly installment payment. Check the total repayment amount and interest cost for any annual interest rate. Free online installment calculator.
Personal finance calculatorsNew Passive Income Calculator — rental, dividends, interest
Calculate your monthly net passive income from rental property, dividend stocks and savings interest after Polish taxes. Free online calculator, no sign-up required.
Personal finance calculatorsNew Household Budget Balance Calculator
Calculate your monthly household budget balance: income vs expenses by category. Find out your monthly surplus or deficit and savings rate. Free online calculator.
Personal finance calculatorsNew Annual Budget Calculator 2026
Plan your annual household budget: income, fixed and variable expenses, savings. Check your yearly balance and financial reserve.
Personal finance calculatorsNew Product Profitability Calculator 2026
Calculate gross margin, net profit, and break-even point for any product or service. Check whether your product is profitable and what your margin is.
Personal finance calculatorsNew Net income after costs calculator 2026
Calculate net income after deducting all costs: fixed, variable, and income tax. Simple financial analysis for freelancers and businesses.
Personal finance calculatorsNew Subscription Cost Calculator 2026
Calculate the total cost of all your monthly and annual subscriptions: streaming, software, gym, press. Find out how much you really spend.
Personal finance calculatorsNew Annuity Calculator (Annual Rent)
Calculate the present value (PV) and future value (FV) of an annuity. Supports ordinary annuity and annuity due with any interest rate and number of periods.
Personal finance calculatorsNew Family Living Costs Calculator
Estimate the monthly cost of living for a family in Poland. Accounts for the number of people, city (Warsaw, Kraków, Wrocław, Gdańsk) and lifestyle standard.
Personal finance calculatorsNew Christmas Budget Calculator
Calculate your total Christmas spending: gifts, food, decorations, entertainment and travel. Plan your holiday budget with no surprises.
Personal finance calculatorsNew Monthly Food Expenses Calculator
Calculate monthly and annual food expenses for your household. Enter the number of adults, children, city size and diet type.
Personal finance calculatorsNew Future Value Calculator
Calculate the future value (FV) of a lump sum and regular monthly contributions. Enter principal, annual rate, years and contribution — instant result.
Personal finance calculatorsNew CAGR Calculator
Calculate CAGR (compound annual growth rate), total return and growth multiple. Enter starting value, ending value and number of years — instant result.
Personal finance calculatorsNew Purchasing Power Calculator
Calculate how much your money will really be worth in X years at a given inflation rate. Enter amount, inflation rate and years — instant result.
Personal finance calculators
Date and Time Calculators
8 calculatorsDate and time calculators answer the questions that come up every day: exactly how old am I, how many days until a deadline, how many working days fall between two dates excluding public holidays. All tools run in the browser, are free and require no login.
New Age calculator
Calculate your exact age in years, months and days. Find out how many days until your next birthday. Free age calculator.
Date and Time CalculatorsNew Days between dates calculator
Calculate the number of days, weeks, months and working days between two dates. Free online date difference calculator.
Date and Time CalculatorsNew Working days calculator
Calculate the number of working days in a month or in the year 2026. The tool accounts for Polish public holidays and returns the result instantly.
Date and Time CalculatorsNew Add or subtract days from a date
Add or subtract any number of days, weeks or months from a date. Free online date calculator — instantly find the resulting date for any deadline.
Date and Time CalculatorsNew Polish vacation days calculator
Find out how many vacation days you are entitled to in Poland. Enter your total years of service and the calculator instantly shows 20 or 26 days per Polish Labour Code.
Date and Time CalculatorsNew Poland work hours calculator 2026
Calculate nominal working hours for any month or full year in Poland 2026. Accounts for all public holidays under the Labour Code Art. 130. Free, instant results.
Date and Time CalculatorsNew Week number calculator (ISO 8601)
Find the ISO 8601 week number for any date. Enter year, month and day — the calculator returns the week number, ISO year and day of the week instantly. Free.
Date and Time CalculatorsNew Countdown calculator — days until any date
Calculate how many days, hours, minutes and seconds remain until any date. Enter your target date and the countdown calculator gives an instant result. Free, no signup.
Date and Time Calculators
Tax calculators
26 calculatorsCalculate income tax under the scale, flat tax and lump-sum regimes, the health contribution by tax form and your tax refund, plus property, rental, inheritance and civil-law transaction taxes. The calculators below suit an employee filing an annual PIT return, a sole trader comparing tax forms, and anyone renting out a flat. All use the current thresholds and tax-free amount. Results are indicative and are not tax advice — pick the right calculator below.
New Polish PIT income tax calculator 2026
Calculate Polish income tax (PIT) using the 2026 tax scale: 12% and 32%. Includes the PLN 30,000 tax-free amount and the relief for young people.
Tax calculatorsNew Belka Tax Calculator
Calculate the Belka tax (19%) on interest, dividends, and capital gains from securities. Find out how much you will pay and how much you keep after tax.
Tax calculatorsNew Registered Lump-sum Tax Calculator 2026
Calculate Polish lump-sum tax (ryczalt), health contribution and net income for sole traders in 2026. All registered lump-sum rates included.
Tax calculatorsNew Flat Tax Calculator 19% (2026)
Calculate Polish flat tax 19%, the 4.9% health contribution and net income for sole traders. Free 2026 tax calculator for business owners.
Tax calculatorsNew Poland tax-free amount calculator 2026
Calculate how much you save with Poland's PLN 30,000 tax-free amount in 2026. Compare tax with and without the relief — free, instant, no signup.
Tax calculatorsNew Rental Income Tax Calculator – Poland
Calculate Polish rental income tax. Flat-rate (ryczałt) 8.5% / 12.5% or progressive scale – find out how much tax you owe monthly and annually.
Tax calculatorsNew Poland Child Tax Credit Calculator (Ulga Prorodzinna) 2026
Calculate the Polish child tax relief (ulga prorodzinna) for 1–10 children. Find out how much tax you can deduct or reclaim on your annual PIT return.
Tax calculatorsNew PCC Tax Calculator — Civil Law Transactions Poland
Calculate Polish PCC tax (podatek od czynności cywilnoprawnych) on property purchase, private loans, cars and other civil contracts. Rates 2026: property 2%, loan 0.5%, car 2%.
Tax calculatorsNew Property Tax Calculator 2026
Calculate Polish property tax for 2026 online. Maximum rates: flat/house 1.19 PLN/m², commercial 33.10 PLN/m², land 0.71 PLN/m². Annual and monthly amount.
Tax calculatorsNew PIT Tax Refund Calculator
Calculate whether you are due a Polish PIT tax refund or owe extra. Enter annual income, advances paid and reliefs — get an instant result.
Tax calculatorsNew Polish rental income tax calculator 2026
Calculate Polish rental income tax: flat rate 8.5%, 12.5% or progressive scale 12%/32%. Monthly and annual tax, net income. Free.
Tax calculatorsNew Dividend Tax Calculator — Polish Belka tax 2026
Calculate the 19% Polish dividend tax (Belka tax) on dividends from Polish and foreign companies. Accounts for withholding tax (WHT) and PIT-38 top-up. Free online calculator.
Tax calculatorsNew PIT-0 Young People Tax Exemption Calculator 2026
Calculate your PIT-0 tax savings in Poland for people under 26. Free income up to 85,528 PLN per year from employment and mandate contracts. Free calculator.
Tax calculatorsNew Gift tax calculator
Calculate Polish gift tax (groups I, II, III). Enter the gift amount and degree of kinship — the calculator works out the tax and tax-free amount. Free of charge.
Tax calculatorsNew Property Sale Tax Calculator — Poland
Calculate 19% PIT on property sale profit in Poland. Includes 5-year tax exemption rule, housing relief and acquisition costs. Instant result.
Tax calculatorsNew Internet Tax Relief (PIT) Calculator
Calculate Polish internet tax relief (ulga internetowa) for PIT 2026 — max PLN 760 deduction for 2 years. See your actual tax saving at 12% or 32%.
Tax calculatorsNew Thermal Modernisation Relief Calculator 2026
Calculate the Polish thermal modernisation tax relief — up to PLN 53,000 deduction from taxable income. Calculator covers the annual and five-year limits.
Tax calculatorsNew PIT-36L Flat Tax Calculator Poland 2026
Calculate PIT-36L income tax for self-employed entrepreneurs on the 19% flat tax rate in Poland. Include health insurance contributions and advance payments.
Tax calculatorsNew Robotics Tax Relief Calculator (Poland)
Calculate the additional deduction and tax savings from Poland's robotics investment tax relief (50% of qualified costs). For CIT and flat-rate PIT taxpayers. Free online.
Tax calculatorsNew Home Office Deduction Calculator
Calculate the proportional home office deduction for self-employed (sole trader, B2B) in Poland: rent, electricity. Monthly and annual tax-deductible amounts. Free online.
Tax calculatorsNew Gambling Tax Calculator (Poland)
Calculate tax on gambling winnings in Poland: lottery, casino, poker, sports betting and scratch cards. Tax-free threshold PLN 2,280. Free online calculator.
Tax calculatorsNew Estonian CIT Calculator (Flat-rate Corporate Tax)
Calculate Estonian CIT and dividend tax for Polish companies. Supports 10%/20% rates, tax credit for small and large taxpayers, and effective combined tax rate.
Tax calculatorsNew R&D Tax Relief Calculator (Ulga B+R)
Calculate your Polish R&D tax relief (ulga B+R). Qualified costs, 200% or 250% deduction rate (R&D centre), PIT and CIT tax saving estimate.
Tax calculatorsNew Dividend Tax Calculator (Poland)
Calculate the 19% Polish dividend tax (podatek Belki) and the top-up due on foreign dividends after deducting withholding tax paid abroad. Free online calculator.
Tax calculatorsNew Capital Gains Tax Calculator (Polish Belka Tax)
Calculate the 19% Belka capital gains tax in Poland. Enter sale proceeds, acquisition cost and commissions to see tax, gross gain and net gain.
Tax calculatorsNew Historic Monument Tax Relief Calculator
Calculate the Polish historic monument tax relief in PIT. Enter conservation expenses and your tax rate to see the deduction and real tax saving.
Tax calculators
Business calculators
29 calculatorsCalculate net take-home from B2B, compare tax forms and plan costs. Pick a calculator below.
New Payback Period Calculator
Calculate the payback period of an investment in months and years. Enter initial outlay and monthly cash flow. Free payback period calculator.
Business calculatorsNew Restaurant Break-Even Calculator 2026
Calculate a restaurant break-even point: how many guests per day and month you need to cover costs. Unit margin, break-even revenue. Free tool.
Business calculatorsNew B2B calculator — net from self-employment
Calculate net take-home pay from self-employment (B2B): flat 19% PIT, lump sum or scale. ZUS and health contributions. Free B2B calculator.
Business calculatorsNew Profit margin and markup calculator
Calculate profit margin percentage, markup, and unit profit for any product or service. Free online margin calculator for retailers, e-commerce, and businesses 2026.
Business calculatorsNew Employee Cost Calculator
Calculate the total cost of employing a worker in Poland (TCoE): gross salary + employer ZUS contributions (20.48%). Free online calculator for employers and HR.
Business calculatorsNew Break-Even Calculator (BEP)
Calculate your break-even point (BEP) in units and revenue. Enter fixed costs, selling price and variable cost per unit — get instant results. Free online tool.
Business calculatorsNew Freelance Hourly Rate Calculator
Calculate the minimum hourly rate to reach your target net income as a freelancer in Poland. Includes ZUS, income tax (flat/scale/lump-sum) and VAT — free online tool.
Business calculatorsNew Asset Depreciation Calculator
Calculate asset depreciation using the straight-line or double declining balance method. Enter cost, useful life and method — get annual depreciation, book value and schedule. Free.
Business calculatorsNew Discount & Markup Calculator
Calculate discounted price, discount percentage, original price or markup and margin. Free online discount and markup calculator for buyers and sellers.
Business calculatorsNew Campaign ROI Calculator — ROI, ROAS & CAGR
Calculate return on investment (ROI), campaign ROAS or annualized return (CAGR) for any marketing campaign or investment. Free online calculator, no sign-up.
Business calculatorsNew B2B vs Employment Calculator 2026
Compare monthly net income from B2B (self-employment) vs a Polish employment contract (UoP) in 2026. ZUS variants, flat 19% or progressive tax — free online.
Business calculatorsNew Cash Flow Calculator — Monthly Business Cash Flow
Calculate your monthly business cash flow: revenue, costs, gross profit, tax and net cash flow. Free online cash flow calculator, no sign-up required.
Business calculatorsNew Business Valuation Calculator — How Much Is My Business Worth?
Calculate your business value using P/E multiple, revenue multiple or DCF method. Free online business valuation calculator — no sign-up required.
Business calculatorsNew Business running costs calculator — Polish sole proprietorship 2026
Calculate your net income from a Polish sole proprietorship (JDG). Includes ZUS social and health insurance, office rent, other fixed costs, and 19% flat tax. Free online.
Business calculatorsNew Accounting Office Cost Calculator Poland 2026
Estimate monthly and annual accounting office costs in Poland 2026. Enter business type and document count — get indicative bookkeeping fees for sole trader, LLC and VAT payers.
Business calculatorsNew Business Valuation Calculator 2026 — EBITDA Multiple
Estimate your business value using EBITDA multiple, revenue multiple or the average of both. Free online tool for M&A, negotiations and planning.
Business calculatorsNew Sales Commission Calculator
Calculate sales commission online: set rate, guaranteed minimum and VAT option. Get gross and net commission in seconds.
Business calculatorsNew Business closure cost calculator Poland 2026
Estimate the cost of closing a business in Poland: sole proprietorship (JDG), civil partnership or limited liability company (sp. z o.o.). Includes admin fees, employee rights and tax arrears.
Business calculatorsNew Business Sale Profit Calculator
Calculate the net profit from selling a business in Poland after 19% PIT/CIT tax. Includes transaction costs and acquisition value — free online calculator.
Business calculatorsNew Product Pricing Calculator
Calculate your product's selling price using cost-plus pricing. Find the break-even price, target price, unit profit, and markup. Free online pricing calculator for sellers.
Business calculatorsNew E-commerce Business Cost Calculator
Calculate your online store operating costs: platform commission (Allegro, Amazon), logistics, marketing and returns. Check gross margin and profitability.
Business calculatorsNew ROAS Calculator (Return on Ad Spend)
Calculate ROAS, ROI and break-even ROAS for your ad campaign in seconds. See return on ad spend, net profit and whether the campaign is profitable. Free online calculator.
Business calculatorsNew Food Cost Calculator
Calculate food cost percentage, margin and markup on a restaurant dish. Enter ingredient cost, net menu price and VAT to get food cost %, cash margin and gross price. Free.
Business calculatorsNew Catering Cost Calculator
Calculate the total catering cost and the cost per guest. Enter the number of guests, food and drink cost, and service percentage — instant result.
Business calculatorsNew Food Truck Profitability Calculator
Calculate a food truck daily and monthly profit and margin. Enter portions, price, ingredient cost and fixed costs — instant result.
Business calculatorsNew 3D Printing Cost Calculator
Calculate the cost of a 3D print: filament and energy cost. Enter mass, filament price, print time, printer power and electricity price — instant result.
Business calculatorsNew Filament Usage Calculator (3D printing)
Convert filament length to weight in grams. Enter length, diameter (1.75 or 2.85 mm) and density to get mass, volume and percent of a 1 kg spool.
Business calculatorsNew Service Pricing Calculator
Calculate your service price based on time spent, hourly cost, extra expenses, and target margin. Free pricing calculator for freelancers and service businesses.
Business calculatorsNew Company Hourly Cost Calculator
Calculate the true internal cost of a billable hour for your service business: fixed costs, social contributions, target salary, and realistic utilisation rate.
Business calculators
ZUS Calculators
14 calculatorsFind out how much social security (ZUS) you pay as an employee, contractor or sole trader in Poland, and forecast your future pension. The calculators below cover the start-up relief, preferential ZUS, Small ZUS Plus and full contributions, breaking each charge into its social and health components. They help entrepreneurs plan the monthly cost of running a business and help employees understand what is deducted from their pay. Results are indicative — pick the calculator that fits your situation.
New Retirement Age Calculator — When You Can Retire
Check your retirement age in Poland: 60 for women, 65 for men. Calculate your retirement year and how many years are left. Free retirement calculator.
ZUS CalculatorsNew Health Contribution Calculator for Lump-Sum (Ryczałt) 2026
Calculate the health contribution for the Polish lump-sum (ryczałt) regime 2026. Three revenue tiers, base from average salary, monthly and annual amount.
ZUS CalculatorsNew Self-Employed ZUS Contributions Calculator
Calculate ZUS social and health insurance contributions for self-employed individuals in Poland. Covers standard ZUS, small ZUS plus, and preferential (reduced) ZUS.
ZUS CalculatorsNew Maly ZUS Plus Calculator 2026
Calculate ZUS contributions under Maly ZUS Plus — reduced contributions for small Polish businesses with revenue up to 120k PLN. 2026 calculator.
ZUS CalculatorsNew Health contribution calculator 2026 — Polish sole trader
Calculate the monthly health contribution for a Polish sole trader (JDG) in 2026: tax scale, flat tax, or lump-sum. Find out your monthly payment and annual settlement.
ZUS CalculatorsNew ZUS Calculator — Mandate Contract (Umowa Zlecenie) 2026
Calculate ZUS social security contributions from a Polish mandate contract (umowa zlecenie) in 2026. Covers students, sole-source and additional-income scenarios.
ZUS CalculatorsNew Preferential ZUS and Relief-on-Start Calculator
Check Polish ZUS contributions under relief-on-start or preferential ZUS in 2026. A calculator for new entrepreneurs starting a sole proprietorship.
ZUS CalculatorsNew Polish Pension Calculator (ZUS)
Estimate your Polish ZUS pension. Enter your age, accumulated ZUS capital and years to retirement — instant forecast.
ZUS CalculatorsNew Bridging pension calculator
Check whether you qualify for a bridging pension. Enter age, sex, general and special service — the calculator assesses eligibility and an estimated benefit. Free.
ZUS CalculatorsNew Pension indexation calculator 2026
Calculate your new pension amount after the 2026 indexation (rate 5.82%). Enter your current pension — the calculator works out the monthly and yearly rise. Free.
ZUS CalculatorsNew Rehabilitation Benefit Calculator — ZUS Poland
Calculate your Polish ZUS rehabilitation benefit: 90% for the first 3 months, 75% thereafter. Assessment base after ZUS contributions (13.71%). Free online calculator.
ZUS CalculatorsNew Disability Pension Calculator — Poland ZUS 2026
Calculate your Polish ZUS disability pension (renta inwalidzka) for 2026. Enter contribution years, assessment base and disability degree to get gross and net monthly benefit.
ZUS CalculatorsNew Social Pension Calculator (Renta Socjalna) 2026
Calculate the Polish social pension (renta socjalna) for 2026. Find out the gross and net benefit amount after the health contribution deduction. Free ZUS calculator.
ZUS CalculatorsNew Accident Insurance Contribution Calculator (ZUS)
Calculate the monthly and annual ZUS accident insurance contribution. Enter the contribution base and the rate (default 1.67%) for an instant result.
ZUS Calculators
Real Estate Calculators
19 calculatorsPlan a property purchase, rental or investment with a clear picture of every cost. The calculators below work out the full cost of buying a flat (PCC tax, notary and court fees, agent commission), your borrowing capacity, the price per square metre, finishing costs, the deposit and rent, and the rental yield (ROI) so you can judge whether letting pays off. They are for buyers, investors, tenants and landlords alike. Results are indicative and do not replace advice from a mortgage adviser.
New Flat Running Cost Calculator
Calculate the monthly, yearly and daily cost of running a flat. Maintenance fee, utilities, internet and renovation fund. Free calculator.
Real Estate CalculatorsNew Notary Fees Calculator 2026
Calculate notary costs when buying property: notary fee, VAT, 2% PCC tax and land registry fees. Free Polish notary fees calculator.
Real Estate CalculatorsNew Rental Deposit & Move-in Cost Calculator 2026
Calculate the deposit, agent commission and total move-in cost for a rented flat. Free rental cost calculator for Poland 2026.
Real Estate CalculatorsNew Flat Purchase Cost Calculator
Calculate the full cost of buying a flat in Poland: PCC tax, notary fee and court charges. See the total transaction cost online for free, instantly.
Real Estate CalculatorsNew Home Selling Costs Calculator
Calculate all costs of selling property in Poland: agent commission, notary fee, income tax PIT 19%. Find out your net proceeds from the sale — free online calculator.
Real Estate CalculatorsNew Rental Profitability Calculator
Check rental yield: annual return, ROI on a flat and the payback period of your investment. Calculate buy-to-let profitability online, free.
Real Estate CalculatorsNew Price per square meter calculator
Calculate the price per m² of a property. Compare the value of flats and houses and convert the total price into price per m² online for free, fast.
Real Estate CalculatorsNew Apartment finishing cost calculator
Estimate the cost of finishing an apartment: floors, walls, bathroom and kitchen. Get a quick online budget estimate by area and chosen finishing standard.
Real Estate CalculatorsNew Rent and deposit calculator
Calculate the total cost of renting: rent, utilities, deposit and administrative fees. Plan your monthly tenant budget online quickly and for free.
Real Estate CalculatorsNew Room Area Calculator — floor area in square metres (m²)
Calculate the usable floor area of a room, an L-shaped space, or a whole apartment. Enter dimensions in metres and get the result in m² instantly.
Real Estate CalculatorsNew Moving Cost Calculator — how much will you pay for transport and crew?
Calculate your moving cost based on distance, apartment size, and floor. Check estimated time and cost with or without a moving crew. Free online moving calculator.
Real Estate CalculatorsNew Rent vs Buy Calculator Poland 2026
Compare the total cost of buying a flat on a mortgage with renting for the same period. Monthly instalment, total interest, benefit difference — free online calculator.
Real Estate CalculatorsNew Rental affordability calculator
Find the maximum rent you can afford on your income. Enter net income and fixed costs, and get max rent, deposit and your budget after renting. Free.
Real Estate CalculatorsNew Real estate agent commission calculator
Calculate a real estate agent commission in Poland. Enter the price, percent and who pays — get net, 23% VAT, gross and the split between parties. Free.
Real Estate CalculatorsNew Rent vs Mortgage Calculator — Rent or Buy a Flat
Compare your monthly rent with a mortgage payment. See whether renting or buying a flat on credit is more cost-effective. Free calculator.
Real Estate CalculatorsNew Down Payment Calculator
Calculate the required down payment, maximum loan amount and LTV ratio for a property purchase. Find out if you need low down payment insurance and how much to save before applying.
Real Estate CalculatorsNew Rental Entry Threshold Calculator
Calculate the minimum rent needed to cover the costs of an investment property: mortgage payment, admin fee and rental income tax. Check ROI and gross rental yield.
Real Estate CalculatorsNew Residential Property Tax Depreciation Calculator
Calculate the annual tax depreciation allowance, accumulated depreciation and yearly tax saving for a residential property in Poland. Standard rate 2.5% per year.
Real Estate CalculatorsNew Airbnb vs Long-term Rental Income Calculator
Compare short-term Airbnb income with long-term rental income. Calculate net monthly profit, platform fees, management costs and annual ROI.
Real Estate Calculators
Unit Converters
19 calculatorsUnit converters are essential tools for everyday calculations — from length and mass to temperature, volume, speed, digital data, area and clothing sizes. Whether you work with the SI system, imperial units or international clothing standards, you will find a fast and accurate converter here. Pick a calculator below.
New Shoe Size Converter — EU / UK / US / cm
Convert shoe size between EU, UK, US and centimetres. Women and men footwear. Free shoe size and foot length converter.
Unit ConvertersNew Clothing Size Converter — S/M/L, EU/UK/US
Convert clothing size from chest circumference. Letter size S/M/L/XL plus EU, UK, US. Free clothing size converter.
Unit ConvertersNew Temperature converter — Celsius, Fahrenheit, Kelvin
Convert temperature between Celsius, Fahrenheit and Kelvin. Free online temperature converter with formulas and examples.
Unit ConvertersNew Weight and mass converter
Convert weight and mass between kilograms, grams, tonnes, pounds, ounces and stone. Free online weight converter.
Unit ConvertersNew Length Unit Converter
Convert length units online: kilometres, miles, metres, inches, feet and yards. A fast and accurate measurement converter with instant results, free.
Unit ConvertersNew Volume Unit Converter
Convert volume units online: litres, gallons, millilitres, pints and ounces. A fast and accurate capacity converter with instant results, free of charge.
Unit ConvertersNew Speed converter — km/h, m/s, mph, knots, Mach
Convert speed between km/h, m/s, mph, knots and Mach. Fast online speed unit converter — free, no registration required.
Unit ConvertersNew Data size converter — bytes, KB, MB, GB, TB and more
Convert bytes, kilobytes, megabytes, gigabytes and terabytes. Supports both SI (GB, TB) and IEC binary (GiB, TiB) standards — free online tool.
Unit ConvertersNew Time units converter — seconds, minutes, hours, days
Convert seconds, minutes, hours, days, weeks, months and years. Free online time unit converter — fast and accurate.
Unit ConvertersNew Area units converter — m², ha, ar, acres, sq ft, sq yd
Convert square metres, hectares, ares, acres, square feet and square yards. Fast online area unit converter — free, no registration needed.
Unit ConvertersNew Clothing and shoe size converter — EU, US, UK
Convert clothing and shoe sizes between EU, US and UK systems. Tables for women, men and children — fast online size converter.
Unit ConvertersNew Pressure converter — bar, Pa, hPa, kPa, psi, atm, mmHg
Convert pressure between bar, Pa, hPa, kPa, psi, atm and mmHg instantly. Free online pressure unit converter for engineering, automotive and medicine.
Unit ConvertersNew Energy Unit Converter — kWh, J, kcal, kJ, MJ, Wh
Convert energy units: kilowatt-hours, joules, kilocalories, kilojoules, megajoules and watt-hours. Free online energy converter — no registration required.
Unit ConvertersNew Power Converter — KM, kW, HP, W
Convert power between units: KM (metric horsepower), kW (kilowatts), HP (SAE horsepower) and W (watts). Free online power unit converter.
Unit ConvertersNew Currency Converter — Euro, Dollar, Pound, Franc to Zloty
Convert currencies: EUR, USD, GBP, CHF, CZK, HUF, NOK, SEK, DKK, UAH to PLN and back. Indicative NBP exchange rate from 2026-06-10. Free online currency calculator.
Unit ConvertersNew Currency Exchange Calculator — spread and conversion cost
Calculate the amount after currency exchange and spread cost. Compare buy and sell rates — EUR, USD, CHF to PLN calculator. Free, no registration.
Unit ConvertersNew Angle Converter — degrees, radians and gradians
Convert angles between degrees, radians and gradians (grads). Enter the value, choose the unit — instant result. Perfect for students, engineers and scientists.
Unit ConvertersNew Time to Decimal Calculator
Convert hours, minutes and seconds to decimal time. Calculate decimal hours, decimal minutes and total seconds instantly.
Unit ConvertersNew Volume Converter
Convert volume between litres, millilitres, cubic metres, US gallons, UK gallons, fluid ounces, cups and pints. Fast and precise online volume converter.
Unit Converters
Car Calculators
23 calculatorsCar running costs go beyond fuel consumption — they also include vehicle excise duty on imports, registration fees and mandatory OC insurance. Our calculators help you estimate every component accurately so you can plan your motoring budget with confidence. Pick a calculator below.
New Trip Fuel Cost Calculator 2026
Calculate trip fuel cost: distance, consumption and fuel price. Cost split per person and round-trip option. Free fuel cost calculator.
Car CalculatorsNew EV Range Calculator — Range and Charging Cost 2026
Calculate electric car range and charging cost. Battery capacity, kWh/100km consumption and energy price. Free EV range calculator.
Car CalculatorsNew Annual Car Cost Calculator 2026
Calculate the annual cost of running a car: fuel, insurance and service. Total cost and cost per kilometre. Free annual car cost calculator.
Car CalculatorsNew Oil Change Calculator 2026 — Interval & Cost
Calculate how many kilometres remain until your oil change and how much it costs. Oil, filter, labour, annual cost. Free oil change calculator.
Car CalculatorsNew Young Driver Insurance Calculator 2026 — Indicative Premium
Estimate an indicative liability insurance (OC) premium for a young driver. Age, experience, engine size, city. Free young driver insurance calculator.
Car CalculatorsNew Speeding Fine Calculator 2026 — Tariff & Penalty Points
Check the fine and penalty points for speeding under the Polish 2026 tariff. Tiers, licence suspension. Free speeding fine calculator.
Car CalculatorsNew Fuel Consumption Calculator
Calculate fuel consumption per 100 km, trip cost, and cost per kilometre. Enter distance, litres used or known consumption, and the current fuel price.
Car CalculatorsNew Car travel cost calculator
Calculate car trip costs: fuel, motorway tolls, parking. Travel cost calculator for Poland 2026.
Car CalculatorsNew Trip Fuel Cost Calculator
Work out the fuel cost of a trip: enter distance, consumption and fuel price for an instant result. Free online calculator with clear figures.
Car CalculatorsNew Excise Duty Calculator for an Imported Car
Work out the excise duty when importing a car from abroad. Rates run 3.1-18.6% of value — get an instant online result with a clear breakdown.
Car CalculatorsNew Car Registration Cost Calculator
Work out the car registration fee in Poland 2026: plates, registration certificate and stickers. Clear online result with the official charges.
Car CalculatorsNew Car running costs calculator
Calculate annual and monthly car ownership costs plus cost per kilometre. Include insurance, fuel, servicing and tyres. Free Polish car cost calculator.
Car CalculatorsNew Car CO2 emission calculator
Calculate your car's annual CO2 emissions. Compare petrol, diesel and electric vehicles. Online vehicle carbon footprint calculator using real emission factors.
Car CalculatorsNew Car Leasing Payment Calculator 2026
Calculate monthly leasing instalment, total payments and overall leasing cost for a vehicle in Poland. Down payment, residual value, interest rate — free online calculator.
Car CalculatorsNew Fuel Consumption & Cost Calculator 2026
Calculate annual fuel cost, cost per 100 km and total litres consumed. Petrol, diesel, LPG, hybrid — free online fuel calculator for Poland 2026.
Car CalculatorsNew Car Running Costs Calculator — Total Cost of Ownership (TCO)
Calculate total annual car ownership costs: depreciation, fuel, insurance (OC/AC), servicing and parking. Free TCO calculator — no registration needed.
Car CalculatorsNew Parking Cost Calculator
Calculate your monthly and annual parking costs for paid zones, private car parks, garages or monthly passes. Enter the hourly rate and days — instant result. Free.
Car CalculatorsNew Car vs Public Transport Calculator — Which Is Worth It
Compare your monthly car running costs with a monthly public transport pass. Calculate the monthly difference and potential annual savings. Free calculator.
Car CalculatorsNew Car Depreciation Calculator
Calculate company car depreciation in Poland — straight-line and declining balance, KUP limit 150,000 / 225,000 PLN for EVs. Instant result, free.
Car CalculatorsNew Commute Cost Calculator
Calculate your monthly commuting cost to work by car or public transport. Include fuel, vehicle depreciation, parking and monthly transit pass.
Car CalculatorsNew Tire Wear Cost Calculator (cost per km)
Calculate tire cost per kilometre, annual wear cost and lifespan in years. Enter the price of a set, expected lifespan in km and your annual mileage.
Car CalculatorsNew Oil Change Cost Calculator
Calculate the cost of one oil change and the annual service cost. Enter oil volume, price per litre, filter price, labour, interval and annual mileage.
Car CalculatorsNew EV Fuel Savings Calculator (EV vs petrol)
Compare the annual fuel cost of a petrol car with the energy cost of an electric car. Calculate annual EV fuel savings versus a combustion vehicle.
Car Calculators
Construction Calculators
36 calculatorsPlan your renovation or build with accurate quantity estimates. Calculate paint coverage for walls, the number of floor tiles, flooring panel packs, square metres of styrofoam insulation, concrete volume, and total renovation costs. Reliable figures help you avoid over-ordering and material shortfalls. Pick a calculator below.
New Bathroom Tiles Cost Calculator 2026
Estimate how many tiles, adhesive and grout you need for a bathroom and what it costs. Waste, price per m². Free bathroom tiles cost calculator.
Construction CalculatorsNew Panel Fence Calculator 2026
Estimate how many panels and posts you need for a panel fence and the cost. 2.5 m panel, labour, base wall. Free panel fence calculator.
Construction CalculatorsNew Gutter Calculator — Roof Guttering 2026
Estimate gutter length, downpipe and bracket count and the cost of roof guttering. Downpipe per 12 m, brackets per 0.5 m. Free gutter calculator.
Construction CalculatorsNew Stairs Calculator — Steps and Dimensions 2026
Calculate the number of steps, riser and tread dimensions and the Blondel rule. Free single-flight staircase calculator for your home.
Construction CalculatorsNew Skim Plaster Calculator — Consumption and Cost 2026
Calculate skim plaster consumption in kg, the number of 25 kg bags and the total cost with labour. Free skim coat calculator for walls.
Construction CalculatorsNew Foundation Concrete Calculator — Footings and Cost 2026
Calculate the concrete volume for strip foundation footings, concrete cost and reinforcement cost. Free foundation calculator for a house.
Construction CalculatorsNew Roof Truss Timber Calculator 2026 — Wood Use & Cost
Estimate structural timber use and the cost of a roof truss. Gable, hip and pyramid roofs. Free roof truss timber calculator.
Construction CalculatorsNew Parquet Flooring Calculator 2026 — Boards & Cost
Calculate parquet quantity with waste margin and the cost of material and installation for a wooden floor. Free parquet flooring calculator.
Construction CalculatorsNew Decking Boards Calculator 2026 — Cost & Board Count
Calculate the cost of decking boards, joists and installation plus the number of boards. Composite, exotic wood, pine. Free decking calculator.
Construction CalculatorsNew Bathroom Renovation Cost Calculator 2026
Estimate the cost of renovating a bathroom in 2026. Materials, labour and fixtures by standard and floor area. Free bathroom renovation calculator.
Construction CalculatorsNew Custom Furniture Cost Calculator 2026
Estimate the cost of custom furniture: kitchen, wardrobe, bathroom. Price per running metre, standard and premium, installation. Free calculator.
Construction CalculatorsNew House Insulation Cost Calculator 2026
Estimate the cost of insulating a house with styrofoam (ETICS). Wall area, thickness, labour, annual saving. Free house insulation calculator.
Construction CalculatorsNew Mortar Calculator — How Much Mortar for a Wall
Calculate how much bricklaying mortar and 25 kg bags you need for a wall. Consumption per m², volume and cost. Free mortar calculator.
Construction CalculatorsNew Wall Blocks Calculator — How Many Blocks for a Wall
Calculate how many hollow blocks you need for a wall by area and block size. Mortar, adhesive and material cost. Free wall blocks calculator.
Construction CalculatorsNew Paint Calculator
Calculate the amount of paint needed for walls and ceiling. Enter the area, paint coverage, and number of coats – the calculator returns litres and number of tins.
Construction CalculatorsNew Tile calculator — how many tiles per m²
Calculate how many tiles you need for a floor or wall. Includes cuts and a waste margin — get the result instantly online.
Construction CalculatorsNew Floor panel calculator
Calculate how many panels and packs you need for a floor. Includes a waste margin and layout — get the result online.
Construction CalculatorsNew Concrete calculator
Calculate concrete proportions: how much cement, sand and gravel per m³ of mix. Concrete classes B15–B25 — free online.
Construction CalculatorsNew Styrofoam Insulation Calculator
Work out how much styrofoam you need to insulate walls or roof. Result shown in m2, packs and cost — a free online tool with instant figures.
Construction CalculatorsNew Renovation Cost Calculator 2026 — Poland
Estimate the cost of renovating your apartment or house in Poland. Calculator covers area, scope, bathroom and number of rooms. 2026 prices, free, no signup.
Construction CalculatorsNew Wallpaper calculator — how many rolls do you need?
Calculate how many wallpaper rolls you need for a room. Enter wall area, roll dimensions and waste allowance — get the roll count and total square metres instantly.
Construction CalculatorsNew Brick calculator — how many bricks do you need for a wall?
Calculate how many bricks you need to build a wall. Enter wall width, height and waste allowance — get the brick count, wall area in m² and volume in m³.
Construction CalculatorsNew Plaster calculator — how many bags of plaster do you need?
Calculate how much plaster you need to render walls. Enter the area, layer thickness and waste allowance — get kilograms, cubic metres and number of 25 kg bags.
Construction CalculatorsNew Screed calculator — how many bags of screed do you need?
Calculate how much floor screed you need. Enter the area, thickness and screed type — get kilograms, cubic metres and the number of 25 kg bags required.
Construction CalculatorsNew Roof calculator — area and tile count
Calculate roof surface area, number of tiles and battens. Enter dimensions and pitch angle — instant result, free, no signup required.
Construction CalculatorsNew Underfloor heating calculator — pipe length and loops
Calculate pipe length and number of loops for underfloor heating. Enter floor area and pipe spacing — instant result, free, no sign-up.
Construction CalculatorsNew Swimming Pool Cost Calculator 2026 — Build & Upkeep
Estimate the cost of building a garden swimming pool and its annual running costs. Heat pump, enclosure, chemicals. Free pool cost calculator.
Construction CalculatorsNew Ventilation Calculator
Online ventilation calculator — find required airflow in m³/h for residential, office or kitchen spaces. Accounts for room volume and occupancy.
Construction CalculatorsNew House Construction Cost Calculator
Estimate the cost of building a house in Poland. Takes into account finishing standard and region. Find out what your construction budget should be.
Construction CalculatorsNew Painter Cost Calculator
Estimate the cost of hiring a painter to paint your walls. Enter the wall area, number of coats and wall condition to get labour and paint cost estimates.
Construction CalculatorsNew Window Replacement Cost Calculator 2026
Calculate the cost of replacing windows in your home. Calculator covers window type (single, double, triple glazing) and installation. 2026 prices, free, no signup.
Construction CalculatorsNew Plumbing installation cost calculator 2026
Calculate the cost of water supply and sewage installation in a flat or house in Poland. Covers floor area, building type and quality standard. 2026 plumber prices, free.
Construction CalculatorsNew Facade Cost Calculator 2026
Calculate the cost of building facade finishing: area, material type (silicone render, clinker, wood), labour. Quick cost estimate.
Construction CalculatorsNew Energy Audit Cost Calculator 2026
Calculate the cost of an energy audit for your building and estimated savings. Check the return on investment in thermomodernisation based on the audit.
Construction CalculatorsNew House Insulation Thickness Calculator
Calculate the required insulation thickness for walls, roof or floor. Enter the thermal conductivity λ and target thermal resistance R — get thickness in cm and U-value instantly.
Construction CalculatorsNew Building Material Weight Calculator
Calculate the weight and mass of building materials: concrete, steel, wood, brick, sand and more. Enter dimensions and density — get mass in kg, tonnes and weight in kN.
Construction Calculators
Energy Calculators
19 calculatorsElectricity consumption and energy costs are among the largest household expenses. Our calculators help you work out electricity bills, assess the profitability of solar PV panels, and improve the energy efficiency of your home. Tools cover current tariffs, available subsidies and real-world usage conditions. Pick a calculator below.
New Air Conditioning Cost Calculator 2026 — Power Use
Estimate air conditioning running cost: energy use, seasonal cost and installation. Accounts for EER and electricity price. Free AC cost calculator.
Energy CalculatorsNew Heat Recovery Ventilation Calculator 2026 — Savings
Estimate heat recovery ventilation savings, payback period and 15-year gain. Accounts for recovery efficiency and ventilation share. Free HRV calculator.
Energy CalculatorsNew Fireplace Heating Cost Calculator 2026 — Install & Wood
Estimate fireplace installation cost and seasonal wood cost. Air insert, water-jacket insert, free-standing stove. Free fireplace cost calculator.
Energy CalculatorsNew Heating Power Calculator — How Many kW to Heat a House
Calculate the required heating power of a house in kW by floor area, insulation standard and ceiling height. Boiler and heat pump sizing. Free calculator.
Energy CalculatorsNew Electricity Cost Calculator
Calculate how much electricity any appliance costs to run. Enter the wattage, daily usage hours, and price per kWh to get daily, monthly, and annual costs.
Energy CalculatorsNew Electricity Usage Calculator
Work out how much electricity a device uses and what it actually costs. A kWh and electricity bill calculator online with instant, clear figures.
Energy CalculatorsNew Photovoltaic Calculator — PV Profitability
Work out the profitability of a photovoltaic system: power, kWh output, savings and payback time. Free online PV calculator with clear figures.
Energy CalculatorsNew Electricity cost calculator — monthly and annual
Calculate the electricity cost for any device: monthly and annual. Enter power, daily hours and price per kWh — instant result, free, no sign-up.
Energy CalculatorsNew Heat pump calculator — savings and payback period
Calculate annual savings and payback period for a heat pump investment. Compare heating costs: gas boiler vs heat pump — free, instant result.
Energy CalculatorsNew Heating cost calculator — compare heating sources
Calculate annual home heating costs for gas, electricity, coal, wood pellets or a heat pump. Enter demand and choose source — instant result, free.
Energy CalculatorsNew Natural gas usage calculator
Calculate annual natural gas consumption in m³ and monthly heating cost. kWh to m³ converter for houses and flats. Free, no sign-up needed.
Energy CalculatorsNew EV charging cost and time calculator
Calculate the cost and time to charge an electric vehicle. Enter battery capacity, charge levels and electricity price. Covers home, AC Type 2 and DC fast charging.
Energy CalculatorsNew Electrical Device Power Calculator
Calculate total power draw of household appliances, monthly energy consumption and electricity cost, and find the right fuse size. Free online calculator.
Energy CalculatorsNew Water Usage Calculator — how much water do you use and what does it cost?
Calculate your daily and monthly household water consumption and water bill online. Includes shower, toilet, washing machine, dishwasher and more. Results in litres and m³ — free, no registration.
Energy CalculatorsNew Solar PV installation cost calculator
Calculate solar panel installation costs in Poland: net cost, VAT, Mój Prąd subsidy, post-subsidy cost, annual production and payback period. 2026 prices. Free.
Energy CalculatorsNew Home Heating Cost Calculator 2026
Calculate annual and monthly home heating costs based on floor area, building type and heat source. Gas, heat pump, coal, pellet, electricity — Poland 2026.
Energy CalculatorsNew Home Battery Calculator
Calculate the required home battery storage capacity and estimated installation cost. Factors in daily consumption, autonomy days and DoD.
Energy CalculatorsNew Pellet Consumption and Heating Cost Calculator
Calculate pellet consumption and heating costs for the season. Enter your floor area, insulation quality and pellet price to get annual kg usage and monthly cost.
Energy CalculatorsNew Solar Panel Profitability Calculator
Calculate the profitability of a photovoltaic installation: payback period, annual savings, ROI and net profit over 25 years. Includes subsidies and electricity price growth.
Energy Calculators
Social Benefit Calculators
9 calculatorsFind out what benefits you are entitled to: sick pay, maternity benefit, 800+, carer's allowance and more.
New Polish Child Benefit 800+ Calculator
Calculate your Polish 800+ child benefit (Rodzina 800+) monthly and annual payout. Enter the number of children and their ages to see the total benefit amount.
Social Benefit CalculatorsNew Maternity benefit calculator — ZUS Poland
Calculate your monthly maternity and parental benefit from ZUS. Accounts for the assessment base, ZUS contributions (13.71%) and leave variant (100% / 81.5% / B). Free online calculator.
Social Benefit CalculatorsNew Polish Unemployment Benefit Calculator 2026
Calculate Polish unemployment benefit 2026: base 1491.26 PLN, reduced (tenure < 5 yrs) or increased (tenure > 20 yrs). Check gross and net monthly amounts.
Social Benefit CalculatorsNew Birth Grant Calculator (Becikowe)
Check if your household income meets the 1922 PLN/person threshold for Poland's one-time birth grant (becikowe) of 1000 PLN. Free online calculator.
Social Benefit CalculatorsNew ZUS Sickness Benefit Calculator (L4)
Calculate your ZUS sickness benefit (L4) based on gross salary. Covers 80%, 100% and 70% rates for illness, maternity, accident and hospitalisation — free online tool.
Social Benefit CalculatorsNew Child Support Calculator (indicative) — how much child support will be paid?
Calculate an estimated child support amount based on the child's monthly needs and both parents' net income. Free online tool — no registration required.
Social Benefit CalculatorsNew 300+ school allowance calculator (Dobry Start) 2026
Calculate your Polish 300+ school allowance (Dobry Start). PLN 300 per school-age child, no income test. Applications: 1 July – 30 November.
Social Benefit CalculatorsNew Carer's Allowance Calculator — ZUS Poland 2026
Calculate your ZUS carer's allowance in Poland (80% of benefit base). Enter gross salary, care type and number of days to estimate the benefit for caring for a sick child or family member.
Social Benefit CalculatorsNew Compensatory Allowance Calculator — ZUS Poland 2026
Calculate the ZUS compensatory allowance for an employee undergoing vocational rehabilitation in Poland. The benefit bridges the gap between previous and current earnings.
Social Benefit Calculators
Calculators for Pupils and Students
17 calculatorsCalculators for pupils, final-year primary school students, matura candidates and university students — work out your grade average (simple and weighted), high-school admission points, matura points and university recruitment points. You will also find ECTS and percentage-to-grade converters, plus calculators for study costs, scholarships and student loans. Pick a calculator below — no registration, results in seconds.
New Part-Time Studies Cost Calculator 2026
Calculate the total cost of part-time studies: tuition, commuting, materials. Check the monthly and total cost of non-stationary studies.
Calculators for Pupils and StudentsNew Student Dorm Cost Calculator 2026
Calculate the annual and monthly cost of a student dorm: fee, food, deposit. Check how much a place in a dormitory costs in Poland.
Calculators for Pupils and StudentsNew Grade Average (GPA) Calculator
Calculate your weighted and unweighted grade average instantly. Enter up to 5 grades and their weights to see your GPA or school grade average.
Calculators for Pupils and StudentsNew High School Points Calculator (Poland 2026)
Calculate your recruitment points for Polish high school (liceum) 2026. Enter your 8th-grade exam results, school report grades and achievements to see your total score.
Calculators for Pupils and StudentsNew Matura Points Calculator
Convert your Polish matura exam results to university recruitment points. Extended level × 1, basic level × 0.5. Check your score for university admission — free online tool.
Calculators for Pupils and StudentsNew Weighted Average Calculator
Calculate the weighted average for grades, scores or any numeric values. Enter up to 5 value–weight pairs and get the result instantly. Free online tool.
Calculators for Pupils and StudentsNew Percentage to Grade Calculator
Convert a percentage score to a school grade on the Polish 1–6 scale. Choose standard, hard or easy thresholds and get your grade instantly — free online tool.
Calculators for Pupils and StudentsNew ECTS Calculator — credit points to hours converter
Convert ECTS credit points to student workload hours or calculate how many ECTS your study hours are worth. Free online calculator for students.
Calculators for Pupils and StudentsNew Study Time Calculator — plan your revision before the exam
Calculate how long it will take to study for an exam or read a textbook. Pomodoro technique, session planning, exam mode. Free online calculator.
Calculators for Pupils and StudentsNew University recruitment points calculator (Poland)
Calculate university recruitment points in Poland. Enter your matura results and university type — get an estimated points total and admission chances. Free.
Calculators for Pupils and StudentsNew Student cost calculator in Poland
Calculate the monthly and yearly cost of studying in Poland. Enter housing, food, transport and tuition — get the student budget and financing needed. Free.
Calculators for Pupils and StudentsNew Driving School Cost Calculator
Calculate the total cost of a driving course in Poland for categories B, A, AM, C, D or BE. Include standard or intensive mode and extra driving hours.
Calculators for Pupils and StudentsNew Language Learning Cost Calculator
Calculate the total cost of learning a foreign language — English, German, Japanese and more. Compare language schools, private tutors and online courses. Free.
Calculators for Pupils and StudentsNew Annual Education Costs Calculator
Calculate total annual education costs: tuition, books, transport, extracurricular activities and housing. Free online calculator for parents and students in Poland.
Calculators for Pupils and StudentsNew Online Course Cost Calculator 2026
Calculate the total cost of online courses and professional certificates over a year. Compare the cost with your potential salary increase.
Calculators for Pupils and StudentsNew Private Tutoring Cost Calculator 2026
Calculate the monthly and total cost of private tutoring lessons. Find out how much you will spend on a tutor and plan your education budget.
Calculators for Pupils and StudentsNew Training ROI Calculator
Calculate the ROI of a training investment. Enter cost, monthly salary increase and horizon to get ROI in %, net profit and payback period.
Calculators for Pupils and Students
See the whole Calculators for Pupils and Students category →
Work and business-travel calculators
15 calculatorsSettling a business trip, or running a company that sends staff on delegacje? These calculators work out mileage allowance (kilometrówka), domestic and foreign per-diem, car flat-rate allowance and team-building trip costs. You can also check your employee rights — severance pay, notice period, annual leave entitlement or remote-work cost reimbursement. Useful for employees on business trips, drivers claiming private-car use, business owners and HR teams.
New Notice Period Calculator — Polish Employment Contract
Calculate your employment notice period by tenure and contract type. Permanent, fixed-term and probation contracts. Free Polish Labor Code calculator.
Work and business-travel calculatorsNew Work Seniority Calculator
Calculate your work seniority in Poland: enter your employment start date and find out how many years, months and days you have worked. Also shows annual leave entitlement.
Work and business-travel calculatorsNew Mileage Allowance Calculator
Calculate your mileage allowance (kilometrówka) using 2026 Polish rates: car up to 900cc (0.89 PLN/km), over 900cc (1.15 PLN/km), motorcycle (0.69 PLN/km), moped (0.42 PLN/km).
Work and business-travel calculatorsNew Domestic Per Diem Calculator 2026
Calculate the domestic per diem (dieta krajowa) for a business trip in Poland 2026. Rate: PLN 45/day. Trips ≤12 h = PLN 22.50, >12 h = PLN 45. Overnight lump sum PLN 67.50 — free online tool.
Work and business-travel calculatorsNew Foreign Per Diem Calculator
Calculate your foreign per diem allowance for business trips: Germany 59 EUR, France 50 EUR, USA 59 USD and more. Handles partial days (1/3, 1/2, full) — free online tool.
Work and business-travel calculatorsNew Severance Pay Calculator
Calculate your severance pay under Polish labour law (Act of 13 March 2003). Enter your gross salary and years of service to see the multiplier and final amount — free online tool.
Work and business-travel calculatorsNew Car Allowance Calculator
Calculate your monthly car allowance for using a private vehicle for work purposes. Current 2026 mileage rates and km limits by city size — free online tool.
Work and business-travel calculatorsNew Pre-retirement Protection Calculator
Find out when your pre-retirement protection period starts under Polish Labour Code Art. 39. Enter your birth year and sex — instant result.
Work and business-travel calculatorsNew Business trip cost calculator (Poland)
Calculate the total cost of a domestic business trip in Poland: daily allowances (PLN 45/day), mileage reimbursement (PLN 0.89/km), accommodation and other expenses.
Work and business-travel calculatorsNew Remote Work Savings Calculator
Calculate your monthly savings on fuel and lunches by working remotely instead of commuting to the office.
Work and business-travel calculatorsNew Business trip cost calculator 2026
Calculate the total cost of a domestic business trip: daily allowance, travel, accommodation and other expenses. Quick estimate for employees and employers.
Work and business-travel calculatorsNew Team Integration Trip Cost Calculator 2026
Calculate the cost of a team integration trip: accommodation, transport, meals, and activities. Break down cost per employee and check tax implications.
Work and business-travel calculatorsNew Training Leave Calculator
Calculate your pay for training leave under Polish Labour Code art. 103¹–103⁶. Quick calculator for employees enrolled in studies.
Work and business-travel calculatorsNew Vacation Entitlement Calculator
Check how many annual leave days you are entitled to based on work seniority and years of education. Compliant with Polish Labour Code art. 154–155.
Work and business-travel calculatorsNew Unpaid Leave Calculator (Poland)
Calculate how unpaid leave affects your net salary in Poland. Computes daily rate, gross deduction, ZUS contributions, PIT advance and net pay.
Work and business-travel calculators
See the whole Work and business-travel calculators category →
Insurance Calculators
9 calculatorsCompare car, life and health insurance offers in Poland. Calculate premiums and find the best deal.
New Car insurance calculator — OC and AC premium estimate 2026
Estimate your car insurance premium (OC/AC) in Poland. Based on driver age, no-claims discount and vehicle value. Indicative only, not an offer.
Insurance CalculatorsNew Life insurance calculator — indicative premium estimate
Estimate your life insurance premium. Enter the insured sum, age, and coverage period. The result is indicative only — not an offer. Free, no signup.
Insurance CalculatorsNew Home Insurance Calculator
Estimate your home insurance premium for basic or all-risk cover, including contents. Quick, free and no signup required. Indicative result only.
Insurance CalculatorsNew Travel insurance calculator — premium estimate 2026
Estimate your travel insurance premium: number of travellers, days, Europe or worldwide cover, extreme sports add-on. Indicative estimate only, not an insurer quote.
Insurance CalculatorsNew Car insurance refund calculator
Calculate your car insurance (OC/MTPL) refund when selling a vehicle or cancelling the policy. Proportional refund by unused days — free and instant.
Insurance CalculatorsNew Sum Insured Calculator — Property and Contents
Calculate the recommended sum insured for your flat, house or home contents. Indicative 2026 rebuild costs. Not an insurance offer — consult a licensed broker.
Insurance CalculatorsNew No-claims bonus calculator — Polish OC bonus-malus
Calculate your Polish MTPL (OC) insurance premium with the bonus-malus system. Enter years without claims and accidents — get your discount and estimated premium.
Insurance CalculatorsNew OC car insurance premium calculator 2026
Estimate your Polish OC (third-party liability) car insurance premium. Based on driver age, no-claims history, engine size and vehicle type. Indicative only.
Insurance CalculatorsNew Compensation Calculator
Estimate the compensation you may be entitled to after an accident or property damage. Include material losses, medical costs, lost earnings and pain & suffering damages.
Insurance Calculators
Investment Calculators
23 calculatorsPlan your investing with precision and a clear view of taxes. The calculators below work out the profit on a share trade, dividend income and yield, the value of an ETF portfolio, the effect of compound interest and dollar-cost averaging, and the capital-gains tax due on a stock sale (PIT-38). They are aimed at individual investors — remember that investing carries market risk and results are never guaranteed. The figures shown are indicative and do not constitute investment advice; pick the calculator that matches your case.
New Rule of 72 Calculator — How Long to Double Your Money
Calculate how many years it takes to double your capital at a given interest rate (Rule of 72). Doubling and tripling time plus required rate of return. Free calculator.
Investment CalculatorsNew PPK Calculator — Contributions & Retirement Capital
Calculate employee, employer and state PPK contributions and capital after years. Basic and additional payments. Free PPK pension calculator.
Investment CalculatorsNew Brokerage Commission Calculator 2026 — Trade Costs
Calculate brokerage commission on buying and selling stocks. Round-trip cost, minimum commission, effective rate. Free calculator.
Investment CalculatorsNew Retail Treasury Bonds Calculator 2026
Calculate interest and final value of Polish retail treasury bonds. 19% Belka tax, annual compounding. Free bond calculator.
Investment CalculatorsNew Average Stock Price Calculator 2026 — Averaging
Calculate your average stock purchase price when averaging (DCA). Weighted average, total shares, total value. Free calculator.
Investment CalculatorsNew Dividend Yield Calculator 2026 — yield and income from shares
Calculate dividend yield, annual gross and net income after the 19% capital gains tax. Free dividend yield calculator for investors.
Investment CalculatorsNew Inflation & Purchasing Power Calculator
Calculate how much your money is worth after inflation. Enter amount, start year, end year and inflation rate — get purchasing power loss instantly. Based on GUS data. Free.
Investment CalculatorsNew ROI Calculator
Calculate return on investment (ROI). Enter the investment cost and the return received – get ROI percentage, profit, and annualised ROI if you provide the period.
Investment CalculatorsNew Stock Profit Calculator
Calculate profit from selling shares, the Belka tax (19%) and the net amount. Includes broker commission. Free online stock profit calculator.
Investment CalculatorsNew Dividend calculator
Calculate dividend yield, gross/net amount and dividend tax (19% Belka tax). Investor calculator for the Polish market — free and online.
Investment CalculatorsNew Cryptocurrency profit calculator
Calculate profit and ROI from a cryptocurrency investment online: Bitcoin, Ethereum and others. Enter buy price, sell price and quantity for a result in PLN.
Investment CalculatorsNew ETF Calculator — return after TER and tax
Estimate your ETF return after the TER fee and capital gains tax. Forecast your investment portfolio value over the years — free online tool.
Investment CalculatorsNew DCA Calculator — regular investing
Calculate the result of a DCA (dollar cost averaging) strategy. Enter your monthly deposit, expected return and time horizon for an online forecast.
Investment CalculatorsNew Crypto staking calculator — how much will you earn from staking?
Calculate crypto staking rewards: annual, monthly, daily. Supports APR, APY (compound interest), 19% capital gains tax and net profit. Free online calculator.
Investment CalculatorsNew Shopping Savings Calculator — how much do you really save on a discount?
Calculate your savings per purchase, monthly, and annually. Check the percentage discount and real value of promotions. Free online savings calculator.
Investment CalculatorsNew Property flip ROI calculator
Calculate the profitability of a property flip in Poland. Enter purchase, renovation and sale price — get profit, ROI, annual return and margin. Includes PCC.
Investment CalculatorsNew Rental Yield Calculator 2026 — Property ROI
Calculate gross and net rental yield for any property. Includes running costs, mortgage payments and payback period. Free online calculator.
Investment CalculatorsNew P/E Ratio Calculator (Price-to-Earnings)
Calculate the P/E ratio, earnings yield and PEG ratio for any stock. Quickly assess a company's valuation.
Investment CalculatorsNew Portfolio Return Calculator
Calculate your portfolio's total return, CAGR, and profit in PLN. Enter the starting value, ending value, and number of years to measure investment performance.
Investment CalculatorsNew Bond Interest Calculator 2026
Calculate bond interest: fixed and variable rates, Belka tax (19% capital gains), and real net return after tax. Free online calculator.
Investment CalculatorsNew Portfolio Diversification Calculator 2026
Calculate your investment portfolio allocation by risk profile and age. Find out what proportion of stocks, bonds and cash is right for you.
Investment CalculatorsNew Stock Valuation Calculator (P/E)
Calculate the intrinsic value of a stock using P/E and PEG ratios. Find out if a stock is undervalued or overvalued. Dividend yield included.
Investment CalculatorsNew ETF Return Calculator
Estimate the projected return on your ETF investment with monthly contributions. Includes the TER fund fee and Polish 19% capital gains tax. Free online calculator.
Investment Calculators
Sports & Fitness Calculators
28 calculatorsCalculate your running pace per km, set Karvonen heart rate zones, find your 1 rep max for powerlifting, and estimate VO2max. The MET-based calorie calculator converts any activity into kilocalories burned, while the step counter translates distance into steps and back. Pick a calculator below.
New FFMI Calculator — Fat-Free Mass Index
Calculate FFMI and normalized FFMI from weight, height and body fat. Check your muscularity and the natural limit. Free FFMI calculator.
Sports & Fitness CalculatorsNew Running Pace Calculator
Calculate running pace (min/km) and speed (km/h) from distance and time. Result in mm:ss min/km format. Free pace calculator for amateur and advanced runners.
Sports & Fitness CalculatorsNew One-Rep Max (1RM) Calculator
Calculate your one-rep max (1RM) using the Epley and Brzycki formulas. Enter the weight lifted and number of reps to get your estimated maximum strength.
Sports & Fitness CalculatorsNew VO2max Calculator (Cooper Test)
Calculate your VO2max using the Cooper 12-minute run test formula. Enter the distance covered in meters to get your aerobic capacity and fitness level.
Sports & Fitness CalculatorsNew Calories Burned Calculator
Calculate calories burned during running, cycling, swimming, and other physical activities. Enter your weight, activity type, and duration.
Sports & Fitness CalculatorsNew Heart Rate Zone Calculator
Calculate your heart rate training zones. Enter your age and resting heart rate – the calculator gives you 5 training zones using the Karvonen or max HR method.
Sports & Fitness CalculatorsNew Steps calculator — kilometres and calories
Convert steps to kilometres and calories burned. See how many calories you burn over 10,000 steps — quick and free online.
Sports & Fitness CalculatorsNew Cooper Test Calculator — VO2max and fitness rating
Calculate VO2max and aerobic fitness level from the Cooper 12-minute run test. Enter distance, age and sex — instant result with age-group norms.
Sports & Fitness CalculatorsNew Pace to Speed Calculator — runner's converter
Convert running pace (min/km) to speed (km/h) and back. Also calculates pace per mile. Free instant running calculator — no signup.
Sports & Fitness CalculatorsNew Maximum Heart Rate Calculator — HRmax and Karvonen zones
Calculate your maximum heart rate (HRmax) using Fox, Tanaka or Gulati formulas and get Karvonen training zones. Free online calculator — no registration.
Sports & Fitness CalculatorsNew VDOT Running Calculator — Training Paces (Jack Daniels)
Calculate your VDOT and optimal training paces using Jack Daniels' method. Enter your 5K, 10K, half marathon or marathon race result to get E, M, T, I and R training zones. Free, no registration.
Sports & Fitness CalculatorsNew Calories burned calculator
Calculate calories burned during exercise. Enter your weight, duration and activity type — the calculator uses MET values to estimate energy expenditure. Free.
Sports & Fitness CalculatorsNew Workout Duration Calculator
Calculate the total duration of your strength training session based on exercises, sets, set time and rest periods. Also get your training volume. Free, no signup.
Sports & Fitness CalculatorsNew FTP Cycling Calculator
Calculate your FTP (Functional Threshold Power) and cycling training zones. Supports 20-min, 8-min, and ramp test methods. Instant results in watts.
Sports & Fitness CalculatorsNew Body Measurements Calculator
Calculate your WHR (waist-to-hip ratio), determine your body shape (pear/apple), and assess cardiovascular risk based on body measurements.
Sports & Fitness CalculatorsNew Training Plan Calculator
Calculate your weekly training volume and session duration based on your goal, training days, and fitness level.
Sports & Fitness CalculatorsNew Swimming Pace Calculator
Calculate your swimming pace per 100 m, speed in m/s and km/h, and estimated time per 1 km. Perfect for swimmers of all levels.
Sports & Fitness CalculatorsNew Cycling Power Zones Calculator (FTP)
Calculate your 7 cycling power zones from your FTP (Functional Threshold Power). Based on the Coggan/TrainingPeaks model. For road cyclists, MTB riders and triathletes.
Sports & Fitness CalculatorsNew Swimming Calories Calculator — kcal burned in the pool
Calculate how many calories you burn swimming by stroke (freestyle, backstroke, breaststroke, butterfly), body weight and session duration. Free online calculator.
Sports & Fitness CalculatorsNew Cycling Power Zones Calculator — FTP and Coggan training zones Z1–Z6
Calculate your cycling power zones (Z1–Z6 Coggan) based on FTP and body weight. Power-to-weight ratio, rider level and full training zone breakdown. Free online calculator.
Sports & Fitness CalculatorsNew Weightlifting Calories Calculator
Calculate calories burned during weightlifting. Enter your body weight, workout duration and intensity — the calculator uses MET values to estimate energy expenditure.
Sports & Fitness CalculatorsNew Triathlon Time Calculator
Calculate your estimated triathlon finish time based on your swim, bike and run pace. Distances: sprint, olympic, half iron, full ironman.
Sports & Fitness CalculatorsNew Running Calories Burned Calculator
Calculate how many calories you burn running based on body weight, distance and time. MET-based method with calories per kilometre — fast online calculator.
Sports & Fitness CalculatorsNew Max Heart Rate Calculator
Calculate your maximum heart rate (HRmax) using the Tanaka or Fox formula and your training zones with the Karvonen method. Free online calculator for runners and cyclists.
Sports & Fitness CalculatorsNew Heart Rate Reserve Calculator (Karvonen Method)
Calculate your target heart rate with the Karvonen method using age, resting heart rate and intensity. See heart rate reserve and max heart rate — instant result.
Sports & Fitness CalculatorsNew Training Volume Calculator
Calculate total training volume (kg) per session and week. Enter sets, reps and weight to plan your strength training load effectively.
Sports & Fitness CalculatorsNew Annual Mileage Calculator
Calculate your yearly running distance, monthly average and suggested long run based on weekly kilometres. Plan your annual running schedule.
Sports & Fitness CalculatorsNew Recovery Time Calculator after Training
Calculate recommended recovery time after exercise based on intensity, workout duration and fitness level. Avoid overtraining with personalised rest guidance.
Sports & Fitness Calculators
Kitchen Calculators
19 calculatorsKitchen measures such as cups and spoons are the foundation of accurate cooking. A recipe scaling tool adjusts ingredient proportions for any number of servings, while a baking temperature chart helps you set the oven correctly. Converters handle volume and weight units across different culinary traditions, so every recipe turns out exactly as intended. Pick a calculator below.
New Party Drinks Calculator — How Much to Buy
Calculate how much beer, wine and vodka to buy for a party by number of guests and duration. Plus soft drinks and water. Free party alcohol calculator.
Kitchen CalculatorsNew BBQ Food Calculator — How Much Food for a Party
Calculate how much meat, bread, sides and drinks to prepare for a BBQ. Portions for adults and kids by appetite. Free barbecue food calculator.
Kitchen CalculatorsNew Kitchen measures converter
Convert a cup, tablespoon or teaspoon to grams and millilitres. Kitchen measures for flour, sugar and butter — free online tool.
Kitchen CalculatorsNew Recipe scaler — portion calculator
Scale any recipe to a different number of servings. Enter the original and target portions to get the exact multiplication factor. Free online recipe scaler.
Kitchen CalculatorsNew Cake Calculator — scale recipe to a different tin
Scale a cake recipe from one tin size to another. Enter the old and new diameter — get an instant ingredient scaling factor. Free, no signup.
Kitchen CalculatorsNew Baking Calculator — oven temperature converter
Convert oven temperatures: fan/convection, top-bottom, Fahrenheit and Gas Mark. Instant, free baking temperature calculator — no signup needed.
Kitchen CalculatorsNew Rice Water Calculator — water ratio and cooking time
How much water for white, brown, basmati or jasmine rice? Enter grams of rice — get water in ml, cups and cooking time instantly. Free.
Kitchen CalculatorsNew Pizza Dough Calculator — flour, water, yeast and oil for any style
Calculate exact amounts of flour, water, salt, yeast and olive oil for homemade pizza dough. Neapolitan, classic and thick-crust styles. Free pizza dough calculator — no signup.
Kitchen CalculatorsNew Recipe Calorie Calculator — how many calories are in my dish
Calculate calories and macros for any home recipe. Enter up to 6 ingredients with gram weights, set servings — get kcal per serving plus protein, fat and carbs. Free, no signup.
Kitchen CalculatorsNew Party Portions Calculator — how much food for guests
Calculate how much meat, salads and bread you need for a party. Portions calculator for guests — dinner, BBQ, buffet, breakfast, supper. Free, no signup.
Kitchen CalculatorsNew Cake pan calculator — pan size converter
Convert a cake recipe to any pan: round, rectangular or square. Enter the original and target pan sizes to get the scaling factor and serving count. Free.
Kitchen CalculatorsNew Coffee Ratio Calculator — coffee-to-water ratio for every brew method
Calculate the perfect coffee and water amounts for espresso, french press, pour over, cold brew and more. Free coffee brew ratio calculator — SCA standard, no signup.
Kitchen CalculatorsNew Home Brewing Calculator
Calculate alcohol content (ABV), attenuation percentage and calorie count of your home-brewed beer based on original gravity (OG) and final gravity (FG).
Kitchen CalculatorsNew Meal Cost Calculator 2026
Calculate the cost of a home-cooked meal per serving. Compare with restaurant prices and see how much you save by cooking at home.
Kitchen CalculatorsNew Nutritional Value Calculator
Calculate calories, protein, fat, carbohydrates and fibre for any serving size. Enter per-100 g values and serving weight — get macros instantly.
Kitchen CalculatorsNew Recipe Ingredient Converter
Scale recipe ingredients to a different number of servings. Enter the original quantity, the original serving count and the target serving count — the calculator instantly adjusts the proportions.
Kitchen CalculatorsNew Party Portions Calculator
Calculate how much main course, snacks, drinks and bread to prepare for a party. Portions by number of guests, duration and party type. Free calculator.
Kitchen CalculatorsNew Tea Brewing Calculator
Calculate the amount of tea, brewing temperature and steeping time for black, green, white and herbal tea. Perfect brew every time.
Kitchen CalculatorsNew Cocktail ABV Calculator
Calculate the alcohol content (ABV%), amount of pure alcohol and number of standard drinks in a home cocktail. Educational tool only.
Kitchen Calculators
Garden Calculators
18 calculatorsPlan your garden with precision: fertilising, watering, plant density and bed area calculators.
New Roll Turf Calculator 2026 — Sod Quantity & Cost
Calculate how much roll turf you need and the cost of laying a lawn. Area with reserve, sod price and soil preparation. Free turf calculator.
Garden CalculatorsNew Hedge Plants Calculator 2026 — Quantity & Cost
Calculate how many plants you need for a thuja, hornbeam or boxwood hedge and the cost. Plant count, plant and soil cost. Free hedge calculator.
Garden CalculatorsNew Home Sewage Treatment Plant Calculator 2026 — Cost
Estimate the cost of a home sewage treatment plant: drainage or biological. Capacity, equipment, installation and running cost. Free calculator.
Garden CalculatorsNew Mulch Calculator — How Much Bark Mulch You Need
Calculate how much bark mulch you need for a bed: volume in m³, number of 50 L bags and total cost. Free bark mulch calculator.
Garden CalculatorsNew Lawn seed and turf calculator
Calculate how much grass seed (kg) or turf rolls (m²) you need for your lawn. Enter the area and seeding rate — result with a 5% reserve included.
Garden CalculatorsNew Fertilizer Calculator
Calculate the exact amount of fertilizer for your garden or lawn. Enter the area and application rate — get kilograms with a safety buffer. Free, no signup.
Garden CalculatorsNew Paving Calculator
Calculate how many square metres of paving you need, including a cutting allowance and the volume and weight of the cement-sand bedding layer. Free, no signup.
Garden CalculatorsNew Garden soil calculator
Calculate how much garden soil you need. Enter the area and layer depth – the calculator returns m³, litres, number of 50-litre bags and weight in tonnes.
Garden CalculatorsNew Plot area calculator
Calculate plot area in square metres, ares and hectares. Supports rectangle, triangle and circle shapes. Free online calculator, no sign-up.
Garden CalculatorsNew Firewood calculator — stere/m³ converter and heating season
Convert between steres (mp), cubic metres (m³) and loose steres (mp.s.). Calculate how much firewood you need for the heating season. Indicative results — values depend on wood species and moisture.
Garden CalculatorsNew Crop yield per hectare calculator
Calculate total crop yield in tonnes and kg, convert t/ha to kg/ar, and estimate gross harvest revenue. Free crop yield calculator for farmers and gardeners.
Garden CalculatorsNew Spray dilution calculator — pesticide and plant protection products
Calculate how many ml of pesticide or fungicide to add to your sprayer, or how much water you need to dilute a concentrate. Fast spray dilution calculator for garden and farm use.
Garden CalculatorsNew Pond volume calculator — liner size and pump flow rate
Calculate pond volume in litres and m³, required liner size and recommended pump flow rate. Shapes: rectangle, oval, irregular. Free, instant results.
Garden CalculatorsNew Garden Irrigation Calculator — how much water to water your garden
Calculate how much water your garden needs. Irrigation calculator covers area, plant type and watering frequency. Free, no signup.
Garden CalculatorsNew Compost Bin Calculator
Calculate the optimal compost bin capacity for your household and garden. Takes into account number of people and garden size to give you the right bin volume.
Garden CalculatorsNew Seeding Rate Calculator (seeds per m²)
Calculate how many seeds you need to sow a given area. Enter the surface area and seeding rate in g/m² to get the seed quantity in grams, kilograms and estimated plant count.
Garden CalculatorsNew Vegetable Yield Calculator
Estimate the vegetable yield from your allotment or garden. Enter the growing area, base yield per m² and care level — the calculator returns expected harvest in kilograms.
Garden CalculatorsNew Plant Watering Calculator
Estimate how much water your lawn, vegetables, flowers and shrubs need per week and per day. Free watering calculator accounting for area and season.
Garden Calculators
Legal Calculators
12 calculatorsLegal calculators help you quickly estimate the financial consequences of common situations — from debt collection and inheritance disputes to car accidents and traffic fines. Find tools for creditors (statutory interest, bailiff costs), debtors (limitation periods, maximum interest), heirs (statutory inheritance share) and drivers (penalty points, fines, court fees). Results are indicative and do not replace legal advice.
New Divorce Cost Calculator 2026 — court fees and lawyer
Estimate divorce costs in Poland: PLN 600 court fee, lawyer, property division. Free 2026 divorce cost calculator.
Legal CalculatorsNew Reserved Share Inheritance Calculator 2026 — Poland
Calculate the reserved share of inheritance: statutory share, 1/2 or 2/3 coefficient, amount per person. Free 2026 calculator.
Legal CalculatorsNew Funeral Cost Calculator 2026 — ZUS Funeral Benefit
Estimate funeral costs and compare them with the PLN 4,000 ZUS funeral benefit. Traditional burial, cremation, amount to pay from own funds.
Legal CalculatorsNew Tax Interest Calculator
Work out late payment interest on tax owed to the tax office at the 8% annual rate. Enter the days of delay and amount for an instant online result.
Legal CalculatorsNew Reserved share (zachowek) calculator
Calculate the reserved share (zachowek) of a Polish estate online. Enter the estate value and your statutory inheritance share to get a fast, free result.
Legal CalculatorsNew Court Fee Calculator Poland 2026 — how much is the court filing fee?
Calculate Polish court filing fees for civil claims, appeals and motions. Uses the Act on Court Costs in Civil Cases: fixed brackets up to PLN 20,000 and 5% above. Free, no sign-up.
Legal CalculatorsNew Polish Penalty Points Calculator (PKD) — how many points are on your licence?
Check how many Polish driving penalty points (PKD) you have, how many remain before the 24-point limit, and whether your licence is at risk of suspension. Free online tool.
Legal CalculatorsNew Bailiff Costs Calculator (indicative) — how much does enforcement cost in Poland?
Calculate indicative Polish bailiff costs: proportional fee (10%), unsuccessful enforcement (3%) and discontinuation (5%). Free online calculator — no registration required.
Legal CalculatorsNew Polish Traffic Fine Calculator 2026 — how much is the fine and how many penalty points?
Check the fine amount and penalty points for traffic violations in Poland. 2022 tariff: speeding, red light, drink driving, seatbelt — free online calculator.
Legal CalculatorsNew Maximum interest rate calculator Poland 2026 — art. 359 CC
Calculate loan interest and check the current maximum interest rate caps in Poland 2026. Art. 359 §2¹ CC: max 15% p.a. at NBP rate 5.75%. Free legal calculator.
Legal CalculatorsNew Statute of Limitations Calculator Poland 2026 — when does a claim expire?
Check the expiry date of a Polish claim: general debts, maintenance, wages, bank loans, tort. Uses Art. 118 Civil Code — 6-year or 3-year period. Free, no sign-up.
Legal CalculatorsNew Accident Compensation Estimator (Poland)
Estimate pain and suffering compensation, lost earnings and medical costs after a road accident in Poland. Indicative only — not legal advice.
Legal Calculators
Statistics Calculators
13 calculatorsAnalyse data statistically: mean, median, mode, standard deviation, variance and Pearson correlation.
New Probability Calculator — Compute the Chance of an Event
Calculate event probability: classical, complement, two independent and “at least one”. Free chance calculator in percent and as a decimal fraction.
Statistics CalculatorsNew Mean, Median and Mode Calculator
Calculate the mean, median, mode, range, sum and count for any set of numbers. Enter values separated by commas or spaces. Free, instant, no signup required.
Statistics CalculatorsNew Standard Deviation Calculator
Calculate standard deviation and variance for a sample or population. Enter numbers separated by commas — instant result, no signup needed.
Statistics CalculatorsNew Variance and Standard Deviation Calculator
Calculate variance and standard deviation for a sample or population. Free statistics calculator with formula explanation and worked examples.
Statistics CalculatorsNew Percentile and quartile calculator
Calculate any percentile, quartiles Q1 Q2 Q3 and interquartile range IQR for your own dataset. Uses PERCENTILE.INC linear interpolation method — fast and free.
Statistics CalculatorsNew Z-Score Calculator
Calculate the z-score (standardized value) and its corresponding percentile in the normal distribution. Enter the value, mean and standard deviation — instant result.
Statistics CalculatorsNew Pearson Correlation Calculator
Calculate the Pearson correlation coefficient (r) and coefficient of determination (r2) for two data series. Enter values separated by commas — instant result with interpretation, no signup needed.
Statistics CalculatorsNew Sample Size Calculator
Calculate the minimum sample size for surveys and research. Choose confidence level, margin of error and expected proportion — instant result, no sign-up required.
Statistics CalculatorsNew Confidence Interval Calculator
Calculate the confidence interval for a mean or proportion. Choose 90%, 95% or 99% confidence level, enter sample mean, standard deviation and sample size — instant result.
Statistics CalculatorsNew Chi-Square Test Calculator (χ²)
Calculate the χ² statistic, degrees of freedom and p-value for a chi-square goodness-of-fit test. Enter observed and expected frequencies — instant result.
Statistics CalculatorsNew Linear Regression Calculator
Free online linear regression calculator. Compute slope a, intercept b, R² coefficient, and predict Y for any X value. Fast and accurate.
Statistics CalculatorsNew One-Sample T-Test Calculator
Calculate the t-statistic and check statistical significance of the difference between a sample mean and an expected value. Free online one-sample t-test calculator.
Statistics CalculatorsNew Standard Error Calculator
Calculate the standard error of the mean (SEM) and the 95% confidence interval. Enter the mean, standard deviation and sample size — instant result.
Statistics Calculators
Calculators for parents — pregnancy and child
13 calculatorsParenting involves constant calculations — from tracking pregnancy weeks and due dates to dosing children's medications, estimating monthly diaper costs, and setting pocket money. Our parent calculators bring all the tools you need into one place, covering every stage: pregnancy, newborn care, and raising older children. Every calculator is free, runs in your browser, and requires no registration.
New Baby age calculator — years, months, weeks, days
Calculate your baby's exact age in years, months, weeks and days. Enter the birth date and get a full age breakdown instantly — including a written description.
Calculators for parents — pregnancy and childNew Diaper Cost Calculator — monthly, yearly and 2-year total
Calculate how much you spend on diapers per month, per year and over 2 years. Enter changes per day and price per diaper — instant result, no sign-up required.
Calculators for parents — pregnancy and childNew Conception Date Calculator 2026
Calculate your conception date from your due date or last menstrual period. Find out how many weeks pregnant you are — fast and free.
Calculators for parents — pregnancy and childNew Pocket money calculator for children — weekly and monthly amounts
Calculate weekly, monthly and annual pocket money for your child. See age-appropriate recommendations (ages 6-18) and adjust for inflation. Free, no sign-up.
Calculators for parents — pregnancy and childNew Child Medication Dose Calculator — mg/kg
Calculate the single and daily dose of medication for a child based on weight (mg/kg). Check whether you exceed the maximum daily dose. Works for paracetamol, ibuprofen and more.
Calculators for parents — pregnancy and childNew Child Upkeep Cost Calculator — how much does raising a child cost in Poland?
Calculate monthly and annual child upkeep costs in Poland: nursery, kindergarten, food, clothing, healthcare. Accounts for age and city size. Free calculator.
Calculators for parents — pregnancy and childNew Polish Kindergarten Fee Calculator 2026
Calculate the monthly and annual fee for a Polish public kindergarten: paid hours above the free 5h limit, meals, working days. Max rate 1.33 PLN/h in 2026.
Calculators for parents — pregnancy and childNew Nursery and Childcare Costs Calculator
Calculate monthly and annual nursery costs in Poland. Includes the Aktywny Rodzic (Maluch+) subsidy up to PLN 1,500/month, meals and other fees. Free calculator.
Calculators for parents — pregnancy and childNew Child Rearing Cost Calculator
Calculate the annual cost of raising a child in Poland. Include food, clothing, education, healthcare, extracurricular activities and entertainment. See the total cost to age 18.
Calculators for parents — pregnancy and childNew School supplies cost calculator 2026
Estimate back-to-school costs per child and in total. Supplies, textbooks, clothing and electronics, minus the Dobry Start 300 PLN allowance. Quick 2026 estimate.
Calculators for parents — pregnancy and childNew Baby First Year Cost Calculator
Estimate the costs of your baby's first year: layette, nursery or childminder and monthly supplies. Free infant expense calculator.
Calculators for parents — pregnancy and childNew Baby Sleep Schedule Calculator — Norms and Nap Counts
Check baby sleep norms by age (0–24 months): minimum and maximum hours and number of naps. Free infant sleep schedule calculator.
Calculators for parents — pregnancy and childNew Daycare vs Babysitter Cost Calculator — Which Pays Off
Compare the monthly costs of nursery, babysitter and parental care. Find out which option is cheapest and how much you save per year. Free calculator.
Calculators for parents — pregnancy and child
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Science calculators — physics and chemistry
25 calculatorsLiczbnik science calculators are a free toolkit for students, teachers and engineers. Instantly compute density, electric current, solution concentration, kinetic energy and dozens of other physical and chemical quantities. Every calculator includes the formula, a short explanation and a worked example — making homework checks, exam prep and engineering verifications fast and straightforward.
New Ohm's Law Calculator (V = I × R)
Calculate voltage, current or resistance using Ohm's Law (V=I×R). The calculator also computes electric power. Fast, free and no registration required.
Science calculators — physics and chemistryNew Solution Concentration Calculator (% and mol/dm³)
Calculate the percentage or molar concentration of a solution. Enter the solute mass, solution mass or molar data — instant result. Free chemistry calculator.
Science calculators — physics and chemistryNew pH Solution Calculator
Calculate solution pH from H+ concentration, find H+ or OH- concentration from pH, or convert pH from pOH. Instant result with solution character. Free chemistry calculator.
Science calculators — physics and chemistryNew Electric Power Calculator (P = U × I)
Calculate electric power P = U × I, voltage or electric current online. Physics calculator with results in watts and kilowatts — free, fast, no registration.
Science calculators — physics and chemistryNew Dilution Calculator (C1V1 = C2V2)
Calculate concentration after dilution, final volume, original concentration or sample volume. C1*V1=C2*V2 dilution formula — instant free results.
Science calculators — physics and chemistryNew Velocity and Acceleration Calculator (kinematics)
Calculate average velocity, distance, time or acceleration. Formulas: v = s/t, s = v*t, t = s/v, a = (v-v0)/t. Results in m/s, km/h, m/s2 and g-fraction. Free physics calculator.
Science calculators — physics and chemistryNew Kinetic Energy Calculator (Ek = ½mv²)
Calculate the kinetic energy of any moving object. Enter mass and velocity — get Ek in joules, kilojoules, kilocalories and momentum instantly. Formula: Ek = ½mv².
Science calculators — physics and chemistryNew Density Calculator
Calculate the density of any substance using ρ = m/V, or solve for mass or volume. Fast physics calculator with results in kg/m³ and g/cm³ — free online tool.
Science calculators — physics and chemistryNew Force, Work and Power Calculator (F = m·a, W = F·d, P = W/t)
Calculate force (F = m × a), mechanical work (W = F × d) or power (P = W / t) online. Physics calculator with results in newtons, joules and watts — free, fast, no registration.
Science calculators — physics and chemistryNew Molar Mass Calculator
Calculate the molar mass of any chemical compound online. Enter element symbols and atom counts, and the calculator returns the molar mass in g/mol, number of moles, or sample mass — free and instant.
Science calculators — physics and chemistryNew Optics Calculator — Thin Lens
Online optics calculator: compute image distance, magnification, and image type using the thin lens equation 1/f=1/do+1/di. Fast and accurate.
Science calculators — physics and chemistryNew Wave Calculator
Calculate wavelength, wave period and wave number online. Enter frequency and wave speed — get instant results. Universal wave physics calculator.
Science calculators — physics and chemistryNew Specific Heat Calculator
Calculate the thermal energy absorbed or released by a substance based on its mass, specific heat capacity, and temperature change using Q = mcΔT.
Science calculators — physics and chemistryNew Torque Calculator — Calculate Moment of Force
Calculate torque (moment of force) using M = F × r × sin(α). Results in N·m, kN·m and kgf·m. Free online torque calculator.
Science calculators — physics and chemistryNew GDP per Capita Calculator
Calculate GDP per capita in PLN and EUR, and forecast next-year GDP based on annual growth rate. Free online GDP per capita calculator.
Science calculators — physics and chemistryNew Ideal Gas Law Calculator PV=nRT
Calculate pressure, volume, moles or temperature of an ideal gas using PV=nRT. Fast science calculator with explanations and worked examples.
Science calculators — physics and chemistryNew Electrostatic Force Calculator
Calculate the electrostatic force between two electric charges using Coulomb's Law. Enter charge values, distance and the permittivity of the medium to get the force in newtons.
Science calculators — physics and chemistryNew Spring Force Calculator
Calculate spring force F = k * x, elastic potential energy, static deflection from mass and oscillation period. Free online Hooke s law calculator.
Science calculators — physics and chemistryNew Speed Calculator
Calculate average speed from distance and time. Results in m/s, km/h and pace in minutes per kilometre. Fast online speed calculator.
Science calculators — physics and chemistryNew Solution Dilution Calculator
Calculate how much concentrate and water you need to make a solution of a target concentration. C1V1 = C2V2 formula, dilution factor, instant results. Free online calculator.
Science calculators — physics and chemistryNew Magnetic induction calculator (solenoid)
Calculate solenoid magnetic induction B = mu0 * n * I. Enter number of turns, length and current – get B in tesla, H in A/m and magnetic energy density.
Science calculators — physics and chemistryNew Radioactive decay calculator
Calculate remaining nuclei after radioactive decay. Enter initial count, half-life and time – calculator applies N(t) = N0 * (1/2)^(t/T½) and shows remaining, decayed and percentages.
Science calculators — physics and chemistryNew Doppler effect calculator (sound waves)
Calculate the observed sound frequency using the Doppler effect. Enter source frequency, source speed and observer speed – uses f_obs = f_src*(v+v_obs)/(v-v_src).
Science calculators — physics and chemistryNew Buoyancy force calculator (Archimedes' principle)
Calculate Archimedes' buoyancy force F = rho * V * g. Choose fluid (water, salt water, mercury, air), enter volume and optional body mass – find out whether the object floats or sinks.
Science calculators — physics and chemistryNew Impulse and momentum change calculator
Calculate impulse J = F * delta_t and momentum change delta_p = m * delta_v. Physics calculator for classical mechanics: impulse, momentum and average force.
Science calculators — physics and chemistry
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Pet calculators — dog and cat
12 calculatorsCaring for a pet requires accuracy — the right food portion, knowing your animal's true biological age, and understanding daily calorie needs are the foundations of a healthy life for your companion. Our pet calculators let you convert dog or cat age to human years in seconds, determine daily feeding amounts, and check how many calories your pet needs based on body weight and activity level.
New Cat Age in Human Years Calculator 2026
Find out how old your cat is in human years using the AAHA standard. Enter your cat's age and instantly get the human equivalent and life stage.
Pet calculators — dog and catNew Dog Age Calculator — human years by size
Convert your dog's age to human years based on size. Small, medium, large or giant dog — instant online result with life stage detection.
Pet calculators — dog and catNew Dog Calorie Calculator — daily energy requirements (RER/MER)
Calculate how many calories your dog needs per day. The RER and MER calculator accounts for weight, age, activity level and physiological status (pregnancy, nursing, obesity). Also shows dry and wet food amounts.
Pet calculators — dog and catNew Dog Medication Dose Calculator — mg/kg
Calculate the single and daily medication dose for your dog by weight (mg/kg). Convert to tablets or syrup volume. Always consult a veterinarian before giving any medication to your dog.
Pet calculators — dog and catNew Cat Food Calculator
Calculate how much food your cat needs per day. Enter weight, lifestyle and food calorie density — get RER, MER and grams of dry or wet food plus pouch count. Free, no signup required.
Pet calculators — dog and catNew Dog Pregnancy Calculator — whelping due date
Calculate your dog's expected whelping date from the mating date. Track pregnancy week, phase, and days remaining until birth. Average dog gestation is 63 days.
Pet calculators — dog and catNew Dog Food Calculator
Calculate how much food your dog needs per day. Enter weight, life stage and food calorie density — get RER, MER and grams of dry or wet food. Free, no signup required.
Pet calculators — dog and catNew Dog Ownership Cost Calculator — monthly cost of keeping a dog
Calculate how much a dog costs per month and per year. The dog ownership cost calculator covers food, vet care, grooming, accessories, insurance and treats. See the 10-year total.
Pet calculators — dog and catNew Aquarium Calculator
Calculate your aquarium volume in litres, water weight, and the maximum recommended number of fish. Free online aquarium calculator.
Pet calculators — dog and catNew Cat Cost Calculator
Calculate the monthly, annual, and 10-year cost of owning a cat. Include food, vet bills, accessories, and insurance. Free online calculator 2026.
Pet calculators — dog and catNew Veterinary Cost Calculator
Calculate annual and monthly veterinary costs for your dog or cat. Includes check-ups, vaccinations, parasite prevention and insurance. Free online calculator.
Pet calculators — dog and catNew Dog Cost Calculator
Calculate the monthly and annual cost of owning a dog. Factor in dog size, food quality, vet bills, and extra expenses. Free online calculator 2026.
Pet calculators — dog and cat
Travel calculators — budget, cost split
15 calculatorsPlanning a trip or vacation? Our travel calculators help you estimate your total budget, split costs fairly among travel companions, convert currencies and calculate time differences between countries. All tools are free, require no registration and are designed for modern travellers — from a weekend getaway to a multi-week adventure around the world.
New Travel Currency Calculator — How Much Money to Take 2026
Calculate how much foreign currency to take on holiday. Total budget, currency amount by rate and exchange-office commission. Free calculator.
Travel calculators — budget, cost splitNew Car vs plane vs train cost comparison calculator
Compare the cost of travelling by car, plane and train for a given distance and number of passengers. See which option is cheapest.
Travel calculators — budget, cost splitNew Trip split calculator 2026
Calculate how much each person owes on a group trip. Split transport, accommodation, food and attraction costs fairly among 2–20 travellers.
Travel calculators — budget, cost splitNew Time zone difference calculator 2026
Calculate the time difference between any two cities worldwide. Select two cities, enter the local time and instantly see what time it is for your contact. Covers 23 time zones.
Travel calculators — budget, cost splitNew Vacation cost calculator 2026
Estimate your vacation cost for any number of people. Covers destination, travel standard and flight costs. See total cost, cost per person and daily rate.
Travel calculators — budget, cost splitNew Travel budget calculator 2026
Calculate the total cost of your trip for any group size. Covers transport, accommodation, food, attractions and extras. See cost per person and per day.
Travel calculators — budget, cost splitNew Flight CO2 Emissions Calculator
Calculate the CO2 emissions of your flight by distance and travel class. Find out your carbon footprint and how many trees are needed to offset it.
Travel calculators — budget, cost splitNew Train Trip Cost Calculator (PKP)
Estimate the cost of a PKP train ticket for any route. Choose wagon class and apply available discounts: under-26, student, senior, or family.
Travel calculators — budget, cost splitNew Parking cost calculator 2026
Calculate parking costs by city zone, parking type and duration. Applies a minimum 1-hour charge and shows estimated daily parking cost.
Travel calculators — budget, cost splitNew Car Rental Cost Calculator
Calculate the total cost of renting a car: daily rate, insurance, fuel and extra fees. Fast online calculator — get your result in seconds.
Travel calculators — budget, cost splitNew Flight time calculator 2026
Calculate flight duration and arrival time including time zone differences. Convert local departure time to destination local time. Perfect for trip planning.
Travel calculators — budget, cost splitNew Travel currency reserve calculator 2026
Calculate how much foreign currency to take on your trip: daily expenses, number of days, safety reserve. Convert to PLN at the current exchange rate.
Travel calculators — budget, cost splitNew Travel food budget calculator 2026
Calculate your daily and total food cost while travelling. Factors in number of days, number of people, dining standard and the destination cost of living.
Travel calculators — budget, cost splitNew Accommodation Cost Calculator — Hotel and Guesthouse
Calculate the total cost of your stay: price per night, number of rooms, city tax and number of guests. Free hotel and guesthouse cost calculator.
Travel calculators — budget, cost splitNew School Trip Cost Calculator — Trip Budget
Calculate school trip costs: transport, accommodation, meals and attractions per pupil and in total. Free class outing budget calculator.
Travel calculators — budget, cost split
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Online calculators for Poland
Liczbnik is a collection of free online calculators tailored to Polish rules — tax rates, ZUS contributions, regulations and exchange rates. Every tool runs in the browser, with no registration or installation, and results appear instantly as you type. We have grouped the tools into 30 thematic categories so you can quickly find the right calculator — from salaries and taxes, through loans and real estate, to health, mathematics and converters.
Each calculator includes a formula explanation, a step-by-step example and a set of frequently asked questions, and the rate data comes from a versioned registry updated whenever the rules change. Results are indicative and do not constitute tax, legal or medical advice — consult a specialist if in doubt. Start with the category that interests you, or use the shortcut list at the top of the page.
Jump to a category
- Salary and payroll calculators
- Savings and deposit calculators
- VAT calculators
- Math calculators
- Loan calculators
- Health calculators
- Personal finance calculators
- Date and Time Calculators
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- Business calculators
- ZUS Calculators
- Real Estate Calculators
- Unit Converters
- Car Calculators
- Construction Calculators
- Energy Calculators
- Social Benefit Calculators
- Calculators for Pupils and Students
- Work and business-travel calculators
- Insurance Calculators
- Investment Calculators
- Sports & Fitness Calculators
- Kitchen Calculators
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- Legal Calculators
- Statistics Calculators
- Calculators for parents — pregnancy and child
- Science calculators — physics and chemistry
- Pet calculators — dog and cat
- Travel calculators — budget, cost split