Debt Payoff Calculator
Enter balance, APR, minimum payment, and extra amount to see payoff date and interest saved on Jenzzy.
Inputs
Results
Enter values to see results.
Formula
Each month: Interest = Balance × r; Balance = Balance + Interest − Payment
Iterate until balance reaches zero; extra payment goes straight to principal after interest.
Example
- Minimum only: ≈ 58 months
- With $100 extra: ≈ 34 months= 34 months
Result: Pay off ~24 months sooner with $100 extra
Frequently Asked Questions
Snowball vs avalanche?
Snowball pays smallest balance first; avalanche targets highest APR.
Promo 0% APR?
Enter 0% for promo period then rerun with post-promo rate.
Fees?
Include annual fees in effective APR if material.