Free Finance & Shopping Calculators

Estimate the value of principal, recurring contributions, and compound growth

Calculate simple interest and the maturity amount from principal, annual rate, and term

Calculate sale prices, savings, tax, and the final purchase total

Calculate tax and the final price from a pre-tax amount, or back tax out of a tax-inclusive price.

Estimate payments, interest, and total repayment with level payment or equal principal methods

Estimate how long a fixed monthly payment takes to clear one debt, or the payment needed for a target payoff date.

Estimate months to a savings target with a starting balance, monthly contribution, and fixed annual rate, or find the monthly amount needed.

Estimate profit, return, and annualized return from investment, ending value, and time

Estimate trip fuel costs from distance, MPG, and gas price per gallon