FormatCalc library
Finance
without the noise.
Compare loan payments, investment growth, ROI, and annualized returns with visible starting values. These calculators are planning aids and do not include every fee, tax, product rule, or personal financial consideration. Choose a tool below to get started—no account required.
Mortgage Calculator
Estimate principal-and-interest mortgage payments after a down payment.
Loan Calculator
Calculate payment totals and interest for a loan.
Compound Interest Calculator
See how an investment can grow with different compounding schedules.
ROI Calculator
Calculate return on investment as a percentage.
CAGR Calculator
Calculate the annualized return of an investment.