Free Interest Calculator

Compound Interest

Growth of savings, FD-style deposits & investments

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Principal amount (NPR)

Annual interest rate (%)

Time period (years)

Compounding frequency

Extra monthly deposit (optional)

Maturity / final amount

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Total invested

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Interest earned

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Principal / deposits Interest

A = P (1 + r/n)^(n t). Monthly deposits are added at month-end (estimate). Bank rules may differ. Not financial advice.