16+ free calculators and converters. No sign-up, no hidden fees. Always free.
Calculate monthly mortgage payments with amortization schedule
Calculate return on investment and annualized returns
Calculate payments for personal, auto, or student loans
Calculate compound interest with regular contributions
Calculate sale prices and percentage discounts
Calculate tips and split bills easily
Convert Celsius, Fahrenheit, and Kelvin
Calculate your Body Mass Index
Compare Debt Snowball vs. Debt Avalanche to save time and interest
Create a simple zero-based or percentage-based monthly budget
Calculate the loss of purchasing power over time
Calculate how much to save monthly to reach your goal
Plan your retirement savings and estimate future income
Calculate how long to pay off credit card debt
Evaluate the profitability of an investment project
Calculate sales tax for any US state