Compound Interest Calculator — Free Online Tool

See how your savings grow with compound interest. Enter principal, rate, years and compounding frequency to get the maturity value and total interest earned.

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How to use Compound Interest Calculator

Enter principal, annual rate and years.
Choose how often interest compounds.
Read the maturity amount and interest.

Frequently asked questions

What is compounding frequency?

How many times a year interest is added back. More frequent compounding grows money slightly faster.

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This tool runs entirely inside your browser. No file, text or number you enter is ever sent to our servers, stored, or shared. Close the tab and everything is gone.

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