← All Calculators

Deposit Calculator — Free Online Calculator

Calculates interest earned on a bank deposit over a term.

What is it?

The deposit calculator shows how a lump-sum savings deposit grows over time with compound interest, supporting annual or monthly compounding.

Formula

A = P × (1 + r/n)^(n×t) where P = principal, r = annual rate (decimal), n = compounding periods/year, t = years

Example

$10,000 deposited at 5% annual rate compounded monthly for 3 years: A = 10000 × (1 + 0.05/12)^(36) ≈ $11,614.

Loading calculator…