Credit Card Payoff Calculator
See exactly how long it takes to pay off your credit card with a fixed monthly payment — plus the total interest it costs and how much faster a bigger payment gets you debt-free. No sign-up, no judgment, just the numbers.
Enter your numbers
New to this? The defaults are a realistic example — just change the balance, APR and what you can pay each month.
Balance vs. interest
How much of your total payments clears the original balance versus how much is pure interest.
Year-by-year payoff schedule
How your balance falls each year. Expand for the full month-by-month detail.
| Year | Starting balance | Payments made | Interest charged | Ending balance |
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Show full month-by-month schedule
| Month | Starting balance | Payment made | Interest charged | Ending balance |
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How credit card payoff works
Unlike a car loan or mortgage, a credit card is revolving debt with no fixed end date. There's no set payment that retires it on a schedule — you decide how much to pay each month, and the math decides how long it takes. The single biggest factor is how your payment compares to the interest charged that month.
Each billing cycle, the card charges interest on your balance. Most issuers do this daily: they take your APR, divide it by 365 to get a daily periodic rate, apply it to your balance every day, and add it all up at the end of the cycle — which means the interest effectively compounds. Whatever you pay first covers that interest; only the leftover reduces what you actually owe (the principal).
That's why the order matters so much. On a 22% card, a $5,000 balance racks up about $92 of interest in the very first month. Pay $200 and roughly $108 chips away at the balance. Pay only the $100-ish minimum and barely $8 touches the principal — the debt practically stands still. Paying a fixed amount well above the minimum is what turns a years-long slog into a clear, shrinking schedule like the one above.
Paying more is dramatically cheaper. Because interest compounds on whatever's left, every extra dollar you pay today stops future interest from piling on top of it. On the $5,000 example, lifting the payment from $200 to $250 a month — just $50 more — gets you debt-free roughly eight months sooner and saves around $460 in interest. Use the highlighted callout in the results to see the exact savings for your own numbers.
The formula & how we calculate it
To estimate how many months a fixed payment takes to clear a balance, we use the standard revolving-debt payoff formula, then simulate the loan month by month for exact totals.
B = current balance
i = monthly interest rate = APR ÷ 12 ÷ 100
M = fixed monthly payment
N = number of months to pay off (rounded up)
Each month we charge interest of balance × i, apply the rest of your payment to the principal, and repeat until the balance hits zero — the last payment is usually smaller because it's just the leftover balance plus its final interest. Summing every month's interest gives the total interest; adding that to your starting balance gives the total amount paid.
Worked example (the defaults above):
- Balance
B= $5,000, APR 22% so monthly ratei= 22 ÷ 12 ÷ 100 = 0.018333. - First-month interest = $5,000 × 0.018333 = $91.67.
- At
M= $200/month: N = −ln(1 − (5000 × 0.018333) / 200) ÷ ln(1.018333) ≈ 34 months (about 2 years, 10 months). - Total interest over those 34 months ≈ $1,750, so you repay roughly $6,750 to clear a $5,000 balance.
The critical guard: if your payment is less than or equal to that first-month interest, the formula has no solution — the balance never falls. The calculator detects this and tells you the minimum payment needed instead of showing a meaningless answer.
What affects how fast you pay it off
- Your monthly payment. This is the lever you control most directly. Because interest compounds, paying more than the minimum has an outsized effect — even an extra $25–$50 a month can shave years off the payoff and save hundreds in interest.
- The APR. A high rate means more of each payment is swallowed by interest, leaving less to reduce the balance. Lowering your APR — through a balance transfer, a personal loan, or simply asking your issuer — speeds everything up.
- New purchases. Adding charges while you're trying to pay down the card resets your progress and keeps the balance high. The fastest payoff comes from leaving the card alone until it's clear.
- Minimum-payment traps. Minimums are designed to keep you in debt: they fall as the balance falls, so paying only the minimum stretches the payoff over decades. Paying a fixed dollar amount instead keeps the pressure on.
- Payoff strategy. With several cards, the avalanche method (highest APR first) saves the most money, while the snowball method (smallest balance first) delivers quick motivational wins. Both beat spreading minimums across every card.
How your credit score affects your credit card
Credit-card APRs are tied to your credit, and better credit unlocks lower-rate cards and 0% balance-transfer offers that make payoff far cheaper. Paying this balance down also lowers your credit utilization — which in turn lifts your score.
It’s the biggest lever you control before you borrow. Learn what a credit score is, how to check yours for free, and how to improve it — then come back and see what a lower rate does to the numbers above.
Glossary
- APR (Annual Percentage Rate)
- The yearly interest rate on the card. Divide by 12 for the monthly rate, or by 365 for the daily periodic rate most issuers actually use.
- Minimum payment
- The smallest amount the issuer requires each month — usually a small percentage of the balance plus interest. Paying only the minimum can keep you in debt for decades.
- Revolving balance
- Debt with no fixed payoff date that "revolves" month to month. You choose how much to pay, and interest is charged on whatever balance remains.
- Daily periodic rate
- Your APR divided by 365. Applied to your balance each day, it's how most cards compound interest within a billing cycle.
- Balance transfer
- Moving a balance to a new card, often at a 0% intro APR for a set period. Usually carries a fee of 3–5% of the amount moved.
- Grace period
- The window after your statement closes during which new purchases don't accrue interest if you pay the full balance. Carrying a balance typically forfeits the grace period.
- Avalanche method
- Paying off your highest-APR debt first while making minimums on the rest. Mathematically saves the most interest.
- Snowball method
- Paying off your smallest balance first for quick wins and momentum, then rolling that payment into the next-smallest debt.
Frequently asked questions
How long does it take to pay off $5,000 in credit card debt?
It depends on your APR and monthly payment. A $5,000 balance at 22% APR paid down at a fixed $200 per month takes about 34 months (roughly 2 years and 10 months) and costs around $1,750 in interest. Push the payment to $250 a month and you'd be debt-free in about 26 months and pay roughly $460 less interest. Enter your real numbers above to see your exact timeline.
Why does my balance barely go down with minimum payments?
Minimum payments are deliberately small — often just 1–3% of the balance plus that month's interest. On a high-APR card, most of the minimum is eaten by the interest charge, so only a few dollars actually reduce what you owe. That's why a balance can sit nearly unchanged for years. Paying a fixed amount well above the minimum is what makes the balance fall on a predictable schedule.
How is credit card interest calculated?
Most cards use a daily periodic rate: your APR divided by 365. Each day that rate is applied to your average daily balance, and the interest is summed and charged at the end of the billing cycle — so interest effectively compounds daily. This calculator uses a slightly simpler monthly rate (APR ÷ 12) for a clean estimate; a card that compounds daily may charge a little more in practice.
Should I pay off the highest APR card or the smallest balance first?
The avalanche method targets the highest-APR debt first and mathematically saves you the most interest. The snowball method targets the smallest balance first to score quick wins and stay motivated. Avalanche is cheaper; snowball can be easier to stick with. Either approach beats paying only minimums — choose the one you'll actually follow through on.
Will a balance transfer save me money?
Often, yes. A 0% intro-APR balance transfer pauses interest for a promotional window (commonly 12–21 months), so every dollar you pay goes straight to principal. Watch the balance-transfer fee — typically 3–5% of the amount moved — and make sure you can clear the balance before the promo ends, because the rate jumps afterward and any remaining balance starts accruing interest again.
Does paying more than the minimum really help that much?
Enormously. Because credit card interest compounds, every extra dollar above the minimum attacks the principal directly and stops future interest from piling on top of it. Even an extra $25–$50 a month can cut years off the payoff and save hundreds in interest. The results above include a callout showing exactly how much sooner — and cheaper — a bigger payment makes your payoff.
What happens if my payment doesn't cover the interest?
If your monthly payment is smaller than the interest charged that month, the unpaid interest is added to your balance and you owe more than before — the debt grows instead of shrinking. To make any progress you must pay more than the first month's interest, which equals your balance × the monthly rate. The calculator detects this and tells you the minimum payment needed to start reducing the balance.