Free credit card calculator to find the time it will take to pay off a balance, or the amount necessary to pay it off within a certain time frame.

NerdWallet's credit card interest calculator can do the math for you. Start plugging in numbers, or read below for guidance on how to get the most accurate result.

Calculating your monthly APR rate can be done in three steps: Find your current APR and balance in your credit card statement. Divide your current APR by 12 to find your monthly …

Jun 16, 2025 · Use our credit card interest calculator to see how much interest you would be charged per billing cycle. Enter your balance and APR to see the charges.

Nov 3, 2025 · Even something as seemingly simple as your credit card’s annual percentage rate (APR) becomes complex when trying to calculate how banks get that number. But not to fear …

Easily calculate your monthly interest, total interest, and overall balance with our free Credit Card APR Calculator tool.

Sep 18, 2025 · Calculate credit card interest accurately with this Credit Card Interest Calculator. Input balance, APR, payment method, and monthly amount to determine payoff time or set a …