Can I choose monthly compounding?

Yes. Choose monthly, quarterly, annual, weekly, bi-weekly, or daily compounding.

How are regular contributions handled?

The calculator applies an end-of-period contribution using the selected compounding frequency.

FREE COMPOUND INTEREST CALCULATOR

Calculate growth from principal, annual rate, years, compounding frequency, and an optional regular contribution.

INPUTS

Starting principalAnnual rate (%)YearsContribution each periodCompoundingContribution uses this period.

future value = principal growth + regular-contribution growth

ABOUT THIS TOOL

Project compound growth using a starting balance, annual rate, years, frequency, and optional regular contributions.

KEY FUNCTIONS

Annual to daily compoundingOptional recurring contributionsFuture value, deposits, and interest

LEARN THE METHOD

KEEP SOLVING

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