Business & Finance Calculators

Compound Interest Calculator

Use Compound Interest Calculator free in your browser. No account required; your input is processed locally in your browser.

Runs locallyYour inputs stay in your browser.
Workspace
Result
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HOW IT IS CALCULATED

Calculate compound interest

Interest is periodically added to the balance so later interest also applies to earlier interest.

Instant resultClear formulaRuns locally
01Values
02P × (1 + r/m)^(m×t)
03Result

Compounding frequency affects the final amount.

GOOD TO KNOW

Compounding creates growth on previous growth

That is the key mathematical difference from simple interest.

02

In short

What logic does the calculator use?

P × (1 + r/m)^(m×t)

Example?

Compounding frequency affects the final amount.