Debt Payoff Calculator

Estimate how many months to clear a debt given balance, APR, and a fixed monthly payment. Also shows total interest.

Inputs

n = ln(P / (P − Bal × r)) / ln(1 + r)
where r = APR/100/12, P = monthly payment

Payment must exceed the first month’s interest. Caps at 600 months in the UI math.

Category: Finance

≈ 30 months.