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Loan Calculator
Estimate your monthly loan payments, total interest, and cost.
Financial Calculators
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Free financial calculators for everyday questions, from quick checks to detailed breakdowns.
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Financial tools (78)
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Loan Calculator
Estimate your monthly loan payments, total interest, and cost.
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401(k) Calculator
Projected 401(k) balance with salary growth and employer match.
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Amortization Calculator
Full amortization schedule with optional extra monthly payments.
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Annuity Calculator
Future and present value of a series of equal payments.
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Annuity Payout Calculator
Monthly payout that exhausts a balance over a set number of years.
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Appreciation Calculator
Total and annualized appreciation between two values.
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APR Calculator
Annual percentage rate of a loan once upfront fees are counted.
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APY Calculator
Convert a nominal rate (APR) into the effective annual yield (APY).
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Asset Allocation Calculator
Dollar amounts for a stock, bond and cash split.
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Auto Loan Calculator
Monthly payment on a car loan.
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Average Return Calculator
Arithmetic and geometric average of periodic returns.
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Basis Point Calculator
Convert between basis points, percent and decimal.
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All financial calculators by topic (77)
Currency
Interest
Investing
- Appreciation Calculator
- Asset Allocation Calculator
- Average Return Calculator
- CAGR Calculator
- Capital Gains Calculator
- Discounted Cash Flow Calculator
- Dividend Yield Calculator
- Doubling Time Calculator
- Financial Calculator
- Future Value of Annuity Calculator
- Investment Calculator
- IRR Calculator
- Mutual Fund Calculator
- Net Present Value Calculator
- Portfolio Return Calculator
- Present Value Calculator
- Present Value of Annuity Calculator
- PVIFA Calculator
- Stock Average Calculator
- Stock Profit Calculator
- WACC Calculator
Loans
Property
Rewards
Salary
Savings
About financial calculators
Financial Calculators help you turn a question into a clear, checkable answer. Each tool lists its inputs, shows the formula it relies on and explains how to read the result.
Browse by topic using the filters, or search for a specific tool. Tools that are still being built are clearly marked as previews and are not presented as finished calculators.
Frequently asked questions
Are the financial calculators calculators free?
Yes. Every calculator on Calculator Atlas is free to use and requires no sign-up.
How are results verified?
A calculator is only published after its formula has been implemented, tested against independently computed reference values. It is an automated check, not a professional review.