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Debt Snowball Calculator

Simulate paying off debts smallest balance first.

Introduction

Debt Snowball Calculator — Simulate paying off debts smallest balance first. Enter Balances (comma separated), Rates % (comma separated, same order), Extra monthly payment to get an instant, accurate result.

Formula

Each month, minimum payments are made on every debt while extra payment is directed to the debt with the smallest balance; once it's paid off, its former payment rolls into the next-smallest balance, and so on until all debts are cleared.

Step-by-step

  1. Enter the Balances (comma separated).
  2. Enter the Rates % (comma separated, same order).
  3. Enter the Extra monthly payment.
  4. Click Calculate to see your result instantly.

Real-world example

Example: With Balances (comma separated) = 5000, 2000, 8000, Rates % (comma separated, same order) = 18, 22, 6, Extra monthly payment = 200, the Debt Snowball Calculator gives Months To Payoff: 35, Total Interest Paid: 2426.8629.

Frequently Asked Questions

Why pay off the smallest balance first instead of the highest rate?
The snowball method prioritizes psychological momentum — clearing small debts quickly builds motivation — even though it can cost more in total interest than tackling the highest-rate debt first.
How is the minimum payment on each debt determined?
It is estimated as the greater of 2% of the balance or a $25 floor, applied to every debt each month.
What inputs does the Debt Snowball Calculator need?
You'll need to provide: Balances (comma separated), Rates % (comma separated, same order), Extra monthly payment. All fields use sensible defaults, so you can see a working example immediately and then adjust the values to match your own numbers.
How accurate is the Debt Snowball Calculator?
The Debt Snowball Calculator applies the formula exactly as calculated — Each month, minimum payments are made on every debt while extra payment is directed to the debt with the smallest balance; once it's paid off, its former payment rolls into the next-smallest balance, and so on until all debts are cleared. — so results are precise for the inputs you provide. Accuracy depends on entering correct, realistic input values.
Are these results guaranteed?
No. The Debt Snowball Calculator gives an estimate based on the numbers you enter and standard financial formulas — actual rates, fees, taxes, and terms vary by lender, institution, and jurisdiction, and can change over time. This is not financial advice; consult a qualified financial professional for decisions specific to your situation.
Is the Debt Snowball Calculator free to use?
Yes, the Debt Snowball Calculator is completely free, requires no signup, and runs instantly in your browser.

About the Debt Snowball Calculator

The Debt Snowball Calculator uses a real, verifiable formula — Each month, minimum payments are made on every debt while extra payment is directed to the debt with the smallest balance; once it's paid off, its former payment rolls into the next-smallest balance, and so on until all debts are cleared. — so results are accurate every time, not an approximation.