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Debt Snowball Calculator

Finance
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Calculate how long it will take to pay off your debts using the debt snowball method, which prioritizes paying off the smallest debt balances first.

How To Use

How to use this calculator

Start with your values, or try a preset.

Step 1

Enter Debt 1 - Balance, Debt 1 - Interest Rate, Debt 2 - Balance, Debt 2 - Interest Rate, Debt 3 - Balance, Debt 3 - Interest Rate, Monthly Payment, and Additional Payment (per month) in the units shown.

Step 2

Read Debt 3 - Monthly Payment, Debt 2 - Monthly Payment, Debt 1 - Monthly Payment, Total Debt, and Estimated Months to Pay Off in the results panel. Results update as you change the inputs.

Step 3

Choose a preset to load an example, then adjust the values for your situation.

Worked Examples

Example calculations

See the inputs and their calculated results.

Small Debts

Debt 1 - Balance: 500 USD; Debt 1 - Interest Rate: 5 %; Debt 2 - Balance: 1,000 USD; Debt 2 - Interest Rate: 10 %; Debt 3 - Balance: 1,500 USD; Debt 3 - Interest Rate: 15 %; Monthly Payment: 600 USD; Additional Payment (per month): 100 USD

Debt 3 - Monthly Payment: 0 USD; Debt 2 - Monthly Payment: 0 USD; Debt 1 - Monthly Payment: 500 USD; Total Debt: 3,000 USD; Estimated Months to Pay Off: 4

Medium Debts

Debt 1 - Balance: 1,500 USD; Debt 1 - Interest Rate: 10 %; Debt 2 - Balance: 3,000 USD; Debt 2 - Interest Rate: 15 %; Debt 3 - Balance: 4,500 USD; Debt 3 - Interest Rate: 20 %; Monthly Payment: 800 USD; Additional Payment (per month): 200 USD

Debt 3 - Monthly Payment: 0 USD; Debt 2 - Monthly Payment: 0 USD; Debt 1 - Monthly Payment: 1,000 USD; Total Debt: 9,000 USD; Estimated Months to Pay Off: 9

Large Debts

Debt 1 - Balance: 5,000 USD; Debt 1 - Interest Rate: 15 %; Debt 2 - Balance: 7,500 USD; Debt 2 - Interest Rate: 20 %; Debt 3 - Balance: 10,000 USD; Debt 3 - Interest Rate: 25 %; Monthly Payment: 1,200 USD; Additional Payment (per month): 300 USD

Debt 3 - Monthly Payment: 0 USD; Debt 2 - Monthly Payment: 0 USD; Debt 1 - Monthly Payment: 1,500 USD; Total Debt: 22,500 USD; Estimated Months to Pay Off: 15

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Important

Treat this output as a planning estimate and confirm rates, tax rules, and contract terms before making financial decisions.