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Compound Interest Calculator

Model how an investment grows with compound interest. Add monthly contributions, set compounding frequency, and see year-by-year projections.

Future value
$167,072
$58,000
You contributed
$109,072
Interest earned

How to use Compound Interest

  1. Enter your initial deposit and monthly contribution.
  2. Set an annual rate and a time horizon.
  3. See how much you will end up with and how much is interest.

Frequently asked questions