Extra Payment Savings Calculator
What adding a fixed extra amount each month saves: months off the payoff date and interest avoided.
- Months saved
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- Interest saved
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- New payoff time
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Same simple monthly-interest model as the payoff calculator. Estimates, not financial advice.
Your numbers stay in your browser — this page sends nothing to any server. Results are estimates for planning, not financial or tax advice.
New to this?
Read the guide: Debt Snowball vs Avalanche: Which Payoff Method Should You Use?.
Read the guide$12
Want this as a spreadsheet?
Debt Snowball & Avalanche Planner — Snowball and avalanche order, months and interest at minimum, focus debt and its payoff time, and a monthly balance log.
See what's included