Compound Interest Calculator

Estimate growth over time with compounding — plus optional monthly contributions.

GrowthInvestmentsSavingsCompounding

Initial amount you start with.

$

Annual rate (APR) in %.

%

How long you invest for.

years

How often interest is added.

Optional additions (recommended)

Add monthly contributions to get a more realistic estimate.

$
%

Numoro calculators are designed to be simple, fast, and easy to use.