Free Finance Calculators That Do the Math for You
20 instant calculators for loans, retirement, investing and corporate valuation — enter your numbers, get a clear answer, no signup.
Personal Finance & Everyday Use
Loan Calculator
Free loan calculator for personal, auto and mortgage loans. Enter the amount, rate and term to see your monthly payment and full repayment schedule instantly.
Open calculatorSalary Calculator
Free salary calculator that converts net pay to gross (or gross to net) after tax and social-security deductions, so you know your real take-home pay.
Open calculatorSavings Calculator
Free savings and term deposit calculator. Enter the principal, rate and term to see your gross return, withholding tax and net payout at maturity.
Open calculatorCredit Card Calculator
Free credit card payoff calculator. See how many months it takes to clear your balance at the minimum payment, plus the total interest it will cost you.
Open calculatorCurrency Calculator
Free currency calculator and cross-rate converter. Convert between currencies — or currencies and gold — using your own exchange rate, instantly.
Open calculatorRetirement Calculator
Free retirement calculator. Enter your current savings, years remaining and expected return to find the monthly contribution needed to hit your goal.
Open calculatorInflation Calculator
Free inflation calculator that shows how purchasing power changes over time — what today's money will be worth in the future, or a past amount today.
Open calculatorBudget Calculator
Free budget calculator based on the 50/30/20 rule. Enter your net income to see how much to allocate to needs, wants and savings, and check your balance.
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Investing & Savings Tools
Compound Interest Calculator
Free compound interest calculator. Enter a starting amount, monthly contribution, return rate and time horizon to see how your investment grows.
Open calculatorROI Calculator
Free ROI calculator that measures an investment's gain or loss as a percentage. Enter the initial cost and current value for an instant result.
Open calculatorCAGR Calculator
Free CAGR calculator (Compound Annual Growth Rate). Enter a starting value, ending value and years to compare investments on an equal, yearly basis.
Open calculatorDividend Calculator
Free dividend yield calculator. Enter your share count, dividend per share and growth rate to estimate income and the impact of reinvesting.
Open calculatorStock Average Calculator
Free stock average cost calculator. Enter each purchase's price and quantity to find your total shares, average cost, and compare it to current price.
Open calculatorRule of 72 Calculator
Free Rule of 72 calculator. Enter your expected annual return to instantly estimate how many years it takes an investment to double in value.
Open calculatorCrypto Profit Calculator
Free crypto profit and loss calculator. Enter your buy price, sell price, quantity and fees to calculate your exact net profit or loss on any trade.
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Corporate Finance, Accounting & Valuation
NPV Calculator
Free NPV calculator (Net Present Value). Enter the initial investment, expected cash flows and discount rate to see if a project creates value.
Open calculatorIRR Calculator
Free IRR calculator (Internal Rate of Return). Enter the initial investment and periodic cash flows to find the return a project generates on its own.
Open calculatorTime Value of Money Calculator
Free time value of money calculator. Enter an amount, interest rate and period to calculate present value, future value, or the link between them.
Open calculatorBreak-Even Calculator
Free break-even point calculator. Enter fixed costs, price per unit and variable cost to find the sales volume where your business stops losing money.
Open calculatorMargin & Markup Calculator
Free profit margin and markup calculator. Enter your cost and target margin or markup to find the right price, or calculate your true gross margin.
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20 calculators, always free — no signup required.