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Compound Interest Calculator

Calculate investment growth with compound interest and monthly contributions.

Initial ($)

Annual Rate (%)

Years

Monthly Add ($)

Compound

Final Balance

$37,405

Total Interest

$15,405

Total Invested

$22,000

Growth Over Time

Y1

$11,962

Y2

$14,066

Y3

$16,322

Y4

$18,741

Y5

$21,336

Y6

$24,117

Y7

$27,100

Y8

$30,298

Y9

$33,728

Y10

$37,405

ContributionsInterest

Formula

A = P(1 + r/n)^(nt) + PMT × [((1 + r/n)^(nt) - 1) / (r/n)]

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