Compound Interest

Annual Contribution
Interest Rate
Compounding interval


Total Balance:
Total Principal:
Total Interest:

Compound Interest

Compound interest is calculated from the following components:

  • Principal—The initial amount invested or loaned.
  • Annual Contribution—The amount contributed to the investment annually.
  • Interest Rate—The interest rate of the investment.
  • Years—The number of years to calculate interest for.
  • Compounding Interval—The interval at which interest is compounded.