Compound Interest Calculator
See your money grow with compounding — daily, monthly, yearly.
See how it works
Watch a quick simulation of this tool in action — no file needed.
How to use Compound Interest Calculator
Follow these steps — everything happens instantly in your browser.
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Step 1. Enter your principal (starting amount) and the expected annual interest rate.
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Step 2. Enter the time horizon in years and pick a compounding frequency.
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Step 3. Optionally change the currency symbol.
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Step 4. See the final amount, interest earned and a year-by-year growth chart update instantly.
Why use this tool
Frequently asked questions
Everything you might want to know about compound interest calculator.
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