Credit Card Interest Calculator — See Your True Cost
Calculate exactly how much interest you pay each month and year on your credit card balance — and see the total cost of carrying that debt over time at any APR.
Over the life of this loan, you pay $3,045 in interest.
That's the cost of borrowing on top of what you actually got.
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Coach Insight
Credit card interest compounds daily. A $3,000 balance at 24% APR costs $720/year in interest — money that funds the bank, not your future. Seeing the real number motivates action.
Frequently Asked Questions
Everything you need to know.
Related Calculators
Why This Matters
Credit card interest compounds daily. A $3,000 balance at 24% APR costs $720/year in interest — money that funds the bank, not your future. Seeing the real number motivates action.
How to Use It
- 1Enter your current balance
- 2Enter your APR (shown on your statement)
- 3See your monthly and annual interest cost
- 4See how much you save by paying down the balance
Find the best account for this goal
Money Map matches your numbers to the strongest available accounts in 90 seconds.
Ready to take the next step?
Compare rates, run Money Map, or explore the full SwitchWize toolkit.