Free Financial Calculators for Smarter Money Decisions
Calculate investments, loan payments, trading risk, retirement savings, returns, and more with fast, free financial tools.
- Free to Use
- No Signup Required
- Fast Calculations
- Mobile Friendly
Featured Calculators
Core tools for buying a home, understanding your paycheck, growing savings, and planning for retirement.
Compound Interest Calculator
See how your money can grow over time with compound interest.
Loan Payment Calculator
Estimate your loan payment, total interest, and amortization schedule.
Retirement Calculator
Estimate your retirement savings and what they may be worth after inflation.
Salary After Tax Calculator
Estimate take-home pay per paycheck after federal tax, FICA, and deductions.
401(k) Calculator
Project your 401(k) balance with your contributions and employer match.
Mortgage Calculator
Estimate your monthly mortgage payment with taxes, insurance, and HOA.
Calculator Categories
Investment Calculators
Project investment growth, measure returns and CAGR, check dividend yield, and track your average cost per share.
Trading Calculators
Plan trades with position sizing, risk/reward, stock profit, drawdown, and forex lot-size math. Informational tools only.
Loan & Debt Calculators
Estimate loan payments, plan debt payoff with the snowball or avalanche method, and check your debt-to-income ratio and credit utilization.
Retirement Calculators
Estimate retirement savings, 401(k) growth with employer matching, Roth and Traditional IRA balances, and how much to contribute.
Tax Calculators
Estimate federal income tax, take-home pay, self-employment tax, and capital gains tax using clearly labelled IRS data for each tax year.
Real Estate Calculators
Estimate mortgage payments, how much home you may afford, whether refinancing could pay off, and the cost of renting versus buying.
Savings Calculators
Work out how much to save each month for a goal and how inflation changes the value of your money.
All Calculators
All 32 calculators. Filter by category or search by name — every tool is free and runs in your browser. Open the full directory →
Compound Interest Calculator
See how your money can grow over time with compound interest.
Loan Payment Calculator
Estimate your loan payment, total interest, and amortization schedule.
Credit Card Payoff Calculator
Find out how long it takes to pay off a card and what extra payments save.
Retirement Calculator
Estimate your retirement savings and what they may be worth after inflation.
Inflation Calculator
See how inflation changes the cost of things and the value of a dollar.
Capital Gains Tax Calculator
Estimate federal tax on stock, crypto, real estate, or collectible gains.
Salary After Tax Calculator
Estimate take-home pay per paycheck after federal tax, FICA, and deductions.
Self-Employment Tax Calculator
Estimate self-employment tax, income tax, and quarterly payments.
Federal Income Tax Calculator
Estimate federal income tax, your tax bracket, and effective rate.
401(k) Calculator
Project your 401(k) balance with your contributions and employer match.
Traditional IRA Calculator
Estimate the future value of a Traditional IRA and its after-tax value.
Retirement Contribution Calculator
Find how much to save each month to reach your retirement target.
Debt-to-Income Ratio Calculator
Calculate your front-end and back-end debt-to-income ratio.
Credit Utilization Calculator
See how much of your available credit you are using, overall and by card.
Mortgage Calculator
Estimate your monthly mortgage payment with taxes, insurance, and HOA.
Mortgage Affordability Calculator
Estimate how much house you may be able to afford based on income and debts.
Refinance Calculator
Compare your current mortgage with a refinance and find the break-even point.
Dividend Yield Calculator
Calculate dividend yield and your annual and monthly dividend income.
Stock Average Price Calculator
Find your average cost per share across multiple purchases.
Forex Position Size Calculator
Calculate forex lot size from account risk and stop-loss distance.
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Clear Numbers, No Strings Attached
Free to Use
Every calculator is free, with no trials, paywalls, or limits on how often you use it.
Private by Design
No signup required. Your calculations are performed locally in your browser and are not stored.
Fast Calculations
Results update instantly as you type, with charts and detailed breakdowns where they help.
Mobile Friendly
Designed for phones first, so you can run the numbers wherever you make decisions.