Debt Payoff Calculator
Compare snowball vs avalanche strategies and payoff timelines.
What this calculator does
This calculator estimates how long it could take to pay off multiple debts using different payoff strategies.
Compare the avalanche method (highest APR first) and the snowball method (smallest balance first) to estimate total time and interest paid.
Strategy
Debts
Debt 1
Tip: Set balance to 0 to exclude a debt without deleting it.
Debt 2
Tip: Set balance to 0 to exclude a debt without deleting it.
Debt 3
Tip: Set balance to 0 to exclude a debt without deleting it.
Results
Months to payoff
36
Total interest paid (est.)
$5,106.56
Schedule preview (first 12 months)
| Month | Total balance | Interest paid (to date) |
|---|---|---|
| 1 | $27,365.98 | $295.97 |
| 2 | $26,724.15 | $584.15 |
| 3 | $26,074.40 | $864.40 |
| 4 | $25,416.61 | $1,136.61 |
| 5 | $24,750.66 | $1,400.66 |
| 6 | $24,076.42 | $1,656.42 |
| 7 | $23,393.76 | $1,903.76 |
| 8 | $22,702.55 | $2,142.55 |
| 9 | $22,002.66 | $2,372.66 |
| 10 | $21,293.96 | $2,593.96 |
| 11 | $20,576.31 | $2,806.31 |
| 12 | $19,849.57 | $3,009.57 |
Estimates assume fixed APRs and fixed payments. Actual schedules vary by lender rules and compounding.
Next step: Consolidation and payoff options
- Compare personal loan options
- See if a lower APR improves payoff speed
- Review eligibility without commitment (where available)
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Disclosure
- Educational purposes only. Not financial, legal, or tax advice.
- Rates and results are estimates and may not reflect lender terms.
- This site may earn a commission from partner links (affiliate disclosure). This may impact where offers appear, but not the integrity of the tools.
How this debt payoff calculator works
This tool models debt payoff using avalanche or snowball strategies.
It estimates payoff timelines and interest paid based on balances, APRs, and payments.