Debt Snowball Calculator
Total payoff time when every freed-up payment rolls into the next debt.
Enter your values
Enter the balances (comma separated) in $.
Enter the average apr in %.
Enter the total monthly payment in $.
Results update instantly as you type — no submit needed. Your values are remembered on this device, and the shareable link reopens the calculator with exactly these numbers.
- Debt-free in
- 2 yr 5 mo
- Total starting debt
- $13,500.00
- Approximate interest paid
- $3,900.00
- Payoff order
- $800.00 → $3,200.00 → $9,500.00
Working
- 1Smallest balance is cleared first, then its payment rolls into the next debt.
Quick answer
The debt snowball clears the smallest balance first, then rolls that payment into the next debt, accelerating each payoff in turn.
At a glance
| What it does | Total payoff time when every freed-up payment rolls into the next debt. |
|---|---|
| Category | Finance |
| Inputs needed | Balances (comma separated), Average APR, Total monthly payment |
| Main output | Debt-free in |
| Cost | Free — no sign-up, no download |
How to use the Debt Snowball Calculator
- 1List every balance, separated by commas.
- 2Enter an average APR and your total monthly payment.
- 3Read the debt-free date and order.
Inputs explained
- Balances (comma separated)($)
- Enter the balances (comma separated) in $.
- Average APR(%)
- Enter the average apr in %.
- Total monthly payment($)
- Enter the total monthly payment in $.
Worked example
Using the values the calculator loads with:
Inputs
- Balances (comma separated)800, 3200, 9500 $
- Average APR19 %
- Total monthly payment600 $
Results
- Debt-free in2 yr 5 mo
- Total starting debt$13,500.00
- Approximate interest paid$3,900.00
- Payoff order$800.00 → $3,200.00 → $9,500.00
- Smallest balance is cleared first, then its payment rolls into the next debt.
Frequently asked questions
Snowball or avalanche?
Snowball targets the smallest balance for quick wins; avalanche targets the highest rate and costs less overall. Consistency matters more than the choice.
Should I keep paying minimums on the rest?
Yes — the total payment here covers all minimums plus the extra that attacks the target debt.
What do I need to enter into the Debt Snowball Calculator?
Just 3 values: balances (comma separated), average apr, total monthly payment. Every field starts with a realistic example, so you can change one number at a time and watch the result update instantly.
How does the Debt Snowball Calculator work out the answer?
The debt snowball clears the smallest balance first, then rolls that payment into the next debt, accelerating each payoff in turn. The working is shown step by step so you can verify the result by hand.
Is the Debt Snowball Calculator free, and do I need an account?
It is completely free with no sign-up, no download and no usage limit. Everything is calculated in your browser, so the numbers you type never leave your device.
Results are estimates for general information. For medical, legal, structural or financial decisions, confirm with a qualified professional.