Finance calculators
Loan, mortgage, interest, salary and tax calculators — work out payments, rates and totals in seconds.
Car Loan Calculator
Free car loan calculator — work out the monthly payment, total cost and total interest on an auto loan from the price, interest rate, and term in years. Runs in your browser.
Compound Interest Calculator
Free compound interest calculator — see what a starting balance grows to over time at a given rate, with annual, quarterly, monthly or daily compounding. Runs in your browser, no sign-up.
Discount Calculator
Free discount and sale price calculator — find the final price and the amount saved on any percentage-off deal. Type the original price and the percent off. Works in your browser.
Mortgage Calculator
Free mortgage calculator — work out your monthly payment, total cost over the life of the loan, and total interest paid. Just enter the loan amount, interest rate and term. Runs in your browser, no sign-up.
Personal Loan Calculator
Free personal loan calculator — work out the fixed monthly payment, total cost, and total interest on an unsecured installment loan from amount, rate, and term in years. Runs in your browser.
Profit Margin & Markup Calculator
Free profit margin and markup calculator — go between cost, selling price, and margin or markup percent. Clears up the margin-vs-markup confusion.
ROI Calculator
Free return-on-investment (ROI) calculator — work out the profit and percent return between an initial amount and a final amount. Single-period ROI in your browser.
Simple Interest Calculator
Free simple interest calculator — work out the interest and final balance on a principal at a given rate over time. Uses the I = P × r × t formula. Runs in your browser, no sign-up.
Tip Calculator
Free tip calculator with bill split — type in the bill, pick a tip percentage, and split the total between any number of people. Works in your browser, no sign-up.