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International
Free online calculators for percentages, finance, health, time, and unit conversions. Fast results, no registration required.
Choose a country above for localized tax rates, currency, and finance conventions.
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Free Online Calculators
Percentage Calculator
Calculate percentages, find what percent one number is of another, and more.
Percentage Change
Calculate percentage increase or decrease between two values.
Loan Calculator
Calculate monthly loan payments, total interest, and payoff schedule.
Mortgage Calculator
Calculate monthly mortgage payments including principal, interest, and taxes.
BMI Calculator
Calculate your Body Mass Index (BMI) and understand your weight category.
Age Calculator
Calculate your exact age in years, months, and days from your birth date.
Date Difference Calculator
Calculate the exact number of days, weeks, months, and years between two dates.
Days Until Date
Find out exactly how many days are left until any date.
Unit Converter
Convert between units of length, weight, temperature, volume, speed, area, data, time, and transfer speeds.
Currency Converter
Convert between 200+ currencies with live and historical exchange rates. Free, no registration required.
Salary Calculator
Calculate your net pay after tax for 7 countries. Convert between annual salary and hourly rate.
Tip Calculator
Calculate the perfect tip amount.
Discount Calculator
Calculate sale prices instantly.
Auto Loan Calculator
Calculate your monthly car payment.
Debt Payoff Calculator
Calculate how fast you can pay off your credit card or loan debt.
VAT vs Sales Tax
Learn the key differences between VAT and sales tax.
Fixed vs Variable Rate
Understand fixed vs variable mortgage rates.
APR vs Interest Rate
Learn the difference between APR and nominal interest rate.
Gross vs Net Pay
Understand the difference between gross and net pay.
EURIBOR & Mortgages
How EURIBOR affects mortgage payments.
Usury Rate (France)
Understanding the French usury rate for mortgages.
SCHUFA & Credit Score
How SCHUFA affects your loan applications in Germany.
Italian First-Home Mortgage
Italy's first-home mortgage benefits for under 36.