Compound Interest Calculator

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Content rating
Everyone
50K+
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Everyone
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About this app

"If I invest $300 every month, how much will I have in 10 years?"
This app gives you an instant answer.

Just enter your principal, monthly investment amount, annual interest rate,
and investment period to instantly simulate how compound interest grows your wealth.

【Key Features】
* Automatically calculate final assets, total investment, and profit
* View monthly asset growth in list and graph formats
* Save multiple scenarios for comparison

See the power of compound interest for yourself.
A compound interest calculator that is easy to use.
Updated on
Aug 17, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • This app may collect these data types
    Location, App activity and 2 others
  • Data is encrypted in transit
  • Data can’t be deleted

What’s new

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Everyone
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About the developer
STACK THREE, K.K.
stack3apps@gmail.com
1395-1, ARIMACHO KUMANO, 三重県 519-4325 Japan
+81 80-5373-0300