Compound Interest Calculator
Visualize how your investments grow over time with the power of compounding. Compare your compound growth against a simple interest baseline and your total initial investment plus contributions via an interactive chart.
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Future Balance (Compound)
$19,072.00
Total Contributions
$13,000.00
Simple Interest Balance
$17,480.00
Total Compound Interest Earned
$6,072.00
Growth Comparison Over Time
By compounding your returns, you gain $1,592 more than you would with simple interest.
How to Use Compound Interest Calculator
- Paste or enter your data in the input field above.
- The result appears instantly — no button press needed.
- Copy the output to your clipboard with one click.
Frequently Asked Questions
- What is Compound Interest?
- Compound interest is the interest calculated on the initial principal, which also includes all of the accumulated interest from previous periods on a deposit or loan.
- What is the difference between Simple and Compound Interest?
- Simple interest is based solely on the principal amount of a loan or deposit. In contrast, compound interest is based on the principal amount and the interest that accumulates on it in every period.