Calculation method
Each month, interest accrues on each balance, minimum payments are made, and the extra amount is directed to the smallest balance (snowball) or highest APR (avalanche).
Debt · General formulas
Debt Snowball vs. Avalanche Calculator
Compare payoff order and estimated interest for two debt strategies. Use the example values or enter your own numbers to explore an estimate.
Currency formatting only—not an exchange-rate conversion. No country-specific tax or government rules are applied.
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Enter your details to see a personalized calculation, a simple projection, and the assumptions behind it.
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Assumptions & limits
- Payments remain fixed, and no new debt is added.
- Minimum payments are treated as fixed dollar amounts, not recalculated percentages.
- Basis: user-entered values.
- Basis: standard fixed-payment and time-value-of-money formulas.
Tax or legal rule year: Not applicable — no country-specific rules are used.