Debt Snowball Calculator

Pay off the smallest balance first, stack quick wins, and roll freed-up payments into the next debt until everything is gone.

Snowball is the momentum-first strategy. It is not always the cheapest mathematically, but it can be easier to stick with because balances disappear earlier and the plan feels real faster.

Interactive scenario

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How to use the snowball calculator

Enter every debt with its current balance, APR, and minimum payment.
Add the extra amount you can reliably pay each month.
Review the payoff order and compare it against avalanche using the same debt stack.
Use the first-month schedule and warning notes to sanity-check the scenario.

Methodology

The calculator applies monthly interest first, then applies minimum payments, then sends any remaining budget to the smallest remaining balance. Once a debt is fully paid, its payment rolls into the next target.

This is a behavioral strategy as much as a math strategy. The point is not only optimization. The point is building momentum that a real person can sustain.

FAQ

Does debt snowball save the most interest?

Usually no. Avalanche often wins on pure interest cost because it attacks the highest APR first.

Why use snowball then?

Because a strategy that feels easier to stick with can beat a mathematically better strategy that never survives real life.

Disclaimer

These results are modeled estimates based on the assumptions shown here. They are for planning and comparison, not financial advice.