Free Finance Calculators 2026
5 free tools · Last updated March 2026
Calculate mortgage payments, compound interest, loan amortization, ROI & retirement savings — all free, all instant.
All Finance Calculators
🏡Popular
Mortgage Calculator
Calculate monthly mortgage payments, total interest, and full amortization schedule for any home loan.
home loan, monthly payment, amortizationOpen
📈Popular
Compound Interest Calculator
See how your investments grow exponentially with compound interest over time.
investment growth, savings, APYOpen
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Loan Calculator
Calculate monthly payments, total interest paid and loan payoff date for any loan.
personal loan, payment schedule, APROpen
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ROI Calculator
Measure your return on investment as a percentage for any business or personal investment.
return on investment, profit, percentageOpen
🏖️Popular
Retirement Calculator
Plan for retirement by projecting your savings, 401k growth, and estimated retirement income.
401k, retirement savings, nest eggOpen