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Free Finance Tools

No signups. No paywalls. Fast, accurate calculators for finance students.

Last reviewed: June 2026

Time Value of Money Calculator

Solve for present value, future value, rate, number of periods, or a level loan/annuity payment — with the formula shown.

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NPV & IRR Calculator

Enter an initial investment and a cash-flow series to get net present value at any rate and the internal rate of return.

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Finance Formula Sheet

Every essential finance formula and ratio in one printable reference.

Stuck on a finance problem?

Snap a photo of any finance question and get the full step-by-step solution in the app.

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