Finance calculators

Mortgage, tip, sales tax, and other money calculators.

• Compound Interest Calculator Calculate compound interest growth for savings or investments. See how your starting balance, rate, time, and contribution frequency combine over decades.
• Discount Calculator Calculate the sale price and savings on any item. Enter the original price and discount percentage to see the discounted total and how much you save.
• Mortgage Calculator Calculate monthly mortgage payment, total interest, and amortization schedule. See how extra payments save years and tens of thousands in interest.
• Sales Tax Calculator Calculate sales tax and total cost for any purchase. Enter the price and your local tax rate to see tax amount and final total. Reverse-calculate too.
• Tip Calculator Free tip calculator. Enter your bill, choose a tip percentage, and split between any number of people. Sales tax adjustable. No signup, instant results.