Debt Payoff Calculator
See how long a fixed payment takes to pay off a balance, and how an extra payment amount changes that timeline.
This is an illustration based on a fixed payment and rate — it does not account for changing rates, fees, or promotional periods.
$
%
$
$
Months to pay off
33
Total interest paid
$1,600
Total paid
$6,600
How it works: standard loan amortization math — each payment covers that month's interest first, then reduces the principal. A higher payment reduces both the payoff time and the total interest paid.
Sources & further reading