Compound Interest Calculator

interestch.art — model investment & savings growth over time

Inputs

$
%
$
▶ Advanced options
%
%
$
Enter a target and leave exactly one basic input blank (beginning balance, rate, years, or addition amount). interestch.art will solve for the blank field to reach your target.
Future value
$0
FV (today's $)
$0
Contributions
$0
Total interest
$0

Growth over time

Contributions
Interest / growth
Total (inflation-adjusted)
Scroll to zoom the timeline · double-click to reset

Yearly breakdown

YearDepositsGrowthTotal

End amount by compounding interval

CompoundingFuture valueTotal interest

Frequently asked questions

What is compound interest?

Compound interest is interest on investments. Importantly, it compounds, which means that your interest earns interest.

How is compound interest calculated?

The formula for compound interest is A = P(1+(r/n))^(n*t). A is the future value. P is the starting amount. r is annual interest rate. n is compounding rate per year. t is number of years in market.

What's a typical interest rate?

The stock market generally returns around 10% interest on average. View Historical Return Rates here

How does inflation affect my investment returns?

On a simple level, the future balance is discounted by cumulative inflation to express it in today's dollars.