Saving & investing
Compound interest calculator
Compounding is interest earning interest. Set a starting balance, what you add each month, an expected annual return, and a timeline — and see how much of the result is growth rather than your own money.
Balance in 25 yrs
$271,649
You contributed
$95,000
Interest earned
$176,649
Growth on top of your money
Total contributions$95,000
Compound growth$176,649
Final balance$271,649
Put compounding to work
The math only happens if the money is invested. A low-cost brokerage or robo-advisor makes regular, automatic investing simple.
Returns are not guaranteed and markets fluctuate — this projection assumes a steady rate for illustration only. Not investment advice.