Credit Card Interest Calculator — Calculate Your Debt Payoff Time & Total Interest

Credit Card Interest Calculator

Calculate how long it will take to pay off your credit card debt and see how much interest you’ll pay. Compare payment strategies to save money.

Step 1: Debt Details

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Understanding Credit Card Interest

Credit card interest is calculated daily based on your balance and APR. Making only minimum payments can significantly increase the total interest paid and extend payoff time.

Step 2: Payment Details

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Payment Strategy Tips

Paying more than the minimum payment reduces both the payoff time and total interest paid. Even small increases in monthly payments can save hundreds in interest.

Credit Card Payoff Results

Summary
Strategy Comparison
Payoff Schedule

Total Interest You’ll Pay

$1,234.56
Payoff Time: 2 years 8 months
Total Amount Paid
$6,234.56
Months to Payoff
32 months
Interest Percentage
24.7%
Monthly Interest
$79.15

Payment Strategy Comparison

Payment Strategy Monthly Payment Payoff Time Total Interest Total Paid

Monthly Payoff Schedule

Interest Calculation Formula

Daily Interest = (Balance × APR) ÷ 365

Credit card interest compounds daily. Your monthly interest is calculated by multiplying your average daily balance by your daily periodic rate (APR ÷ 365), then multiplying by the number of days in the billing cycle.

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