Free Financial Calculators

Simple, accurate, and easy-to-use online calculators to help you make smarter financial decisions. No sign-up required.

Calculate monthly payments, total interest, and amortization for any personal or auto loan.

Estimate your monthly mortgage payment based on home price, down payment, interest rate, and loan term.

See how your savings and investments can grow over time with the power of compound interest.

Calculate your Body Mass Index using metric or imperial units and understand your weight category.

Find your exact age in years, months, days, weeks, and hours from your date of birth.

Calculate percentages, find what percent one number is of another, or compute percentage change.