Multiple Cards — Avalanche Calculator
List several cards as balance, APR and see the avalanche method pay the highest APR first to save the most interest.
Calculations run on your device — your card balance never leaves the pageTry: Each card: balance, APR (e.g. 5000,24.9,3000,21.0)=5000,24.9,3000,21.0 → 2, 1, $156.25
How to use
Enter each card as balance, APR on one line (e.g. 5000,24.9,3000,21.0). The calculator pays the minimum on every card, then throws the leftover at the highest APR first — the avalanche method. It shows total months and interest. A friend with three cards saved about $400 in interest just by reordering payments.
FAQ
What is the avalanche method?
Pay the minimum on all cards, then put every extra dollar toward the highest APR. It minimizes total interest.
How do I enter the cards?
One line, comma separated: balance then APR, repeating. The tool pairs them automatically.
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