Compound Interest Calculator

Visualize how your money grows over time with the power of compounding.

End Balance
$0.00
Total Interest Earned
$0.00
Growth Table Values rounded to nearest dollar
Year Deposits Interest Balance

How to Use

  1. 1

    Enter your Initial Deposit (the amount you start with).

  2. 2

    Set your Monthly Contribution and the annual Interest Rate.

  3. 3

    Select how long you plan to invest (in years).

  4. 4

    Click Calculate to see your total balance and a yearly breakdown.

📖 Want to learn more?

Read our in-depth guide: tips, best practices, FAQs, and real-world examples.

  • Compounding monthly vs annually makes a significant difference over long terms.
  • Consistency is key — even small monthly additions grow exponentially.
  • Always consider inflation and taxes when planning long-term investments.
Full Guide