💰 Finance Calculators
18 free tools — no signup, no paid tier
Plan everyday money decisions with quick finance calculators. Estimate compound interest, loan payments, mortgage costs, ROI, savings goals, FIRE numbers, net worth and other useful financial calculations directly in your browser.
Compound Interest Calculator
Calculate compound interest with monthly compounding.
Mortgage Calculator
Monthly payment, total interest and amortization.
ROI Calculator
Calculate return on investment.
FIRE Calculator
Calculate when you can retire with the FIRE method.
401k Calculator
Project 401k balance at retirement.
Loan Calculator
Monthly payments and total interest for any loan.
Savings Goal Calculator
How long to reach your savings goal.
Net Worth Calculator
Calculate total net worth from assets and liabilities.
Debt Payoff Calculator
Avalanche vs snowball debt payoff.
Salary Calculator
Convert salary between hourly, weekly, monthly, annual.
Stock Return Calculator
Calculate total return on stocks.
CD Calculator
Certificate of deposit interest calculator.
Car Loan Calculator
Monthly car payment and total cost.
Student Loan Calculator
Monthly payments for student loans.
Rent vs Buy Calculator
Compare renting vs buying a home.
Break Even Calculator
Calculate break-even point for any business.
Currency Reference Calculator
Illustrative conversions using fixed reference values.
Home Affordability Calculator
How much house can you afford.
Free finance calculators for planning money decisions
Use these calculators to estimate common financial scenarios before making a decision. They are useful for quick planning, comparisons and rough projections.
Popular finance workflows
- Compound Interest Calculator for long-term growth estimates.
- Mortgage Calculator for monthly payment estimates.
- Loan Calculator for repayment planning.
- ROI Calculator for simple return comparisons.
- FIRE Calculator for financial independence planning.
Finance calculators FAQ
Are these calculations financial advice?
No. They are educational estimates. Always verify important decisions with a qualified professional.
Can I use them for quick comparisons?
Yes. They are designed for comparing scenarios such as different rates, payments, time periods or savings goals.