Does this account for early withdrawal penalties?

No — this assumes you hold the CD to maturity. Withdrawing early typically forfeits some interest as a penalty, which isn’t modeled here.

CD Calculator

Banking & Interest

Calculate the maturity value of a Certificate of Deposit (CD).

Display currency

Changing the display currency only changes the symbol shown — amounts aren't converted, since this tool doesn't use live exchange rates.

Deposit amount

APY (%)

Term (months)

Maturity value

Interest earned: $0

Maturity Value = Deposit × (1 + APY)^(term in years), compounding at the CD’s stated APY for its fixed term.

Does this account for early withdrawal penalties?: No — this assumes you hold the CD to maturity. Withdrawing early typically forfeits some interest as a penalty, which isn’t modeled here.

Convert a nominal interest rate into its Annual Percentage Yield (APY) based on compounding frequency.

Project your savings account balance from an initial deposit and recurring monthly deposits.

Calculate simple (non-compounding) interest on a principal amount.