Compound Interest Calculator

See how your money grows with compounding and regular contributions.

$
$
%

Why compounding is powerful

Compound interest earns returns on your returns. Over long periods, this snowball effect can turn modest, consistent contributions into a large balance. Time in the market is your biggest ally.

Projection only — not investment advice.

FAQ

What is compound interest?

Interest on principal plus previously earned interest.

Does frequency matter?

Yes — more frequent compounding gives slightly more.