Credit Card Calculator — Payoff Time & Interest Cost
Calculate how long it takes to pay off your credit card balance and total interest paid at different monthly payment amounts.
How to use this calculator
👉 Fill in the boxes below and your answer appears instantly — no maths needed, we do it all for you! 🎉
In plain English — what does this do?
🏠 You want to buy something big (like a house or car) but you don’t have all the money right now. A bank gives you the money today, and you pay it back little by little every month. This tool tells you ‘how much do I pay each month?’
A credit card payoff calculator shows exactly how long it will take to pay off your credit card balance and how much total interest you will pay at a given monthly payment amount. Credit card interest compounds daily or monthly at very high rates (typically 18–36% APR), making unpaid balances grow rapidly. This calculator makes the true cost of minimum payments visible.
Payoff time
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total paid
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total interest
Monthly payment must exceed minimum interest charge to pay off the balance.
What is Credit Card Calculator — Payoff Time & Interest Cost?
A credit card payoff calculator shows exactly how long it will take to pay off your credit card balance and how much total interest you will pay at a given monthly payment amount. Credit card interest compounds daily or monthly at very high rates (typically 18–36% APR), making unpaid balances grow rapidly. This calculator makes the true cost of minimum payments visible.
How to use it
- 1️⃣ Enter your current outstanding credit card balance.
- 2️⃣ Input the annual interest rate (APR) on your card — check your statement or card agreement.
- 3️⃣ Enter the fixed monthly payment you plan to make.
- 4️⃣ Optionally enter new monthly charges if you will continue using the card while paying it down.
- 5️⃣ The payoff timeline in months and years, total amount paid, and total interest cost are shown instantly.
Formula
💡 See it in action — a real example
❓ Common questions
- What happens if I only pay the minimum amount due?
- Paying only the minimum (often 1–3% of balance or a flat minimum) means most of your payment covers interest, barely reducing principal. A $5,000 balance at 20% APR with minimum payments can take over 15 years to pay off, costing thousands in interest.
- Why is credit card interest so expensive?
- Credit cards are unsecured revolving debt with no collateral, so lenders price in higher default risk. APRs of 18–36% are common globally. Interest often compounds daily on the average daily balance, making the effective rate even higher.
- What is a balance transfer and when does it help?
- A balance transfer moves your debt to a new card offering 0% or low introductory APR for 6–21 months. If you can pay off the balance before the promotional period ends, you save significantly on interest. Watch for balance transfer fees (typically 3–5%).
- How does the grace period work?
- Most credit cards offer a grace period (typically 20–30 days after the billing cycle) during which no interest is charged if you pay the full statement balance. Interest only accrues if you carry a balance forward to the next cycle.
- Should I pay off credit card debt or invest the money?
- Credit card interest rates (18–36% APR) almost always exceed investment returns. Paying off credit card debt first is the equivalent of a guaranteed tax-free return at that interest rate, making it the mathematically superior choice in nearly all scenarios.