Exact payoff dates
See Snowball and Avalanche timelines side by side, so you know which one gets you there first.
100% free debt tool
Find your debt-free date and the method that saves more.
Enter your real debts once. The calculator compares Snowball and Avalanche side by side, then shows your payoff date, total interest, and balance timeline automatically.
Free forever Excel + Google Sheets No account required No spam
Interest saved
$610
Payoff time
1 month faster
Real calculator output
Your payoff comparison
Free tool
Snowball
37 months
Avalanche
36 months
Interest saved
$610
SnowballAvalanche
Compare both methodsSnowball and Avalanche, side by side.
See your exact dateKnow when your balance reaches zero.
Use it your wayWorks in Excel or Google Sheets.
Snowball
Avalanche
Debt-free in37 months
Total interest$3,260
First focusSmallest balance
Debt-free in36 months
Total interest$2,650
First focusHighest rate
Potential savings$610
Potential time saved1 month
Make the choice with your numbers
See the answer before you commit to a strategy.
Generic advice cannot tell you which method works best for your balances, rates, and monthly budget. This calculator does the comparison using the numbers you enter.
01
Your exact debt-free date
See when each payoff method reaches zero.
02
Your true interest cost
Know how much each strategy costs in total interest.
03
Your month-by-month progress
Watch both payoff paths move toward zero on one chart.
What's inside
More than a payoff date.
The free spreadsheet gives you the numbers most basic calculators leave out, while staying easy to update whenever your situation changes.
Total interest paid
Compare the true cost of both methods, down to the dollar.
Balance-over-time chart
See your debt fall month by month for both strategies at once.
Editable spreadsheet
Change any number and the results update automatically in Excel or Google Sheets.
How it works
Three minutes to your own payoff plan.
No complicated setup. Add the debts you already know, enter what you can pay, and let the spreadsheet do the comparison.
1
Enter your debts
Add the balance, interest rate, and minimum payment for each card or loan.
2
Add your extra payment
Enter whatever you can put toward debt beyond the minimums each month.
3
Compare both methods
See payoff dates, total interest, and your balance timeline instantly.
Quick answers
Simple tool. Clear expectations.
Is the calculator really free?
Yes. The free calculator is delivered to your inbox and can be used without creating an account.
Do I need special software?
No installation is required. The spreadsheet works in Excel or Google Sheets.
Can I update my numbers later?
Yes. Change your balances, rates, minimums, or extra payment and the results recalculate automatically.
Find your debt-free date in the next three minutes.
Get the free calculator, compare both payoff methods, and see which strategy saves you more with your real numbers.
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