Compound Interest Calculator

See savings or investments grow with regular monthly deposits, year by year.

Free to use · No account required

Enable JavaScript to use the interactive Compound Interest Calculator. The input fields and calculations run in your browser.

How it works

A = P(1 + r/m)^(m·t) plus the deposits term D·[((1+r/m)^(m·t) − 1) / (r/m)], compounded m times a year. Deposits are assumed at the end of each month.

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