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See the Truth • Escape Debt Faster • Save Thousands
Credit card interest is expensive. Enter your balance and see your true payoff date — and how to get there faster.
Minimum Payment Shock
See how many years minimum payments really take and how much interest you pay
Extra Payment Impact
Discover how $50 more per month can save thousands and years of debt
Payoff Strategies
Compare 4 payment strategies side-by-side to find your best path
Debt-Free Date
Exact month and year you'll be out of debt
Minimum Payment Trap
See how much minimum payments really cost you
Interest Savings
How much you save by paying more each month
Avalanche vs Snowball
Which payoff strategy saves you the most
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Enter Your Balance & Rate
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See Your Payoff Timeline
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Find Your Optimal Strategy
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Disclaimer: Results are estimates for educational purposes only and should not be considered financial advice. Consult a licensed financial advisor before making investment, mortgage, or major financial decisions.
Credit card interest compounds daily — not monthly — making it one of the most expensive forms of consumer debt. Understanding exactly how the math works reveals why minimum payments keep you in debt for decades and why even small extra payments can save thousands of dollars in interest.
Daily Interest Formula
Daily Rate = APR ÷ 365
Monthly Interest = Balance × Daily Rate × Days in Month
At 24% APR: daily rate = 0.0658% per day
On a $5,000 balance: approximately $3.29/day in interest
That is $99/month in interest just to stand still
Balance: $5,000 | APR: 24% | Minimum payment: 2% of balance (min $25)
Minimum payment starts at $100/month, slowly declining as balance falls. Result: 28 years to pay off, $7,192 in interest. Increasing to a fixed $200/month: paid off in 2.5 years, only $1,338 in interest — saving $5,854.
Much longer than most people realize. On a $5,000 balance at 24% APR, making only the minimum payment (typically 2% of balance or $25, whichever is greater) takes approximately 28–30 years to pay off and costs over $7,000 in interest — more than the original debt. Minimum payments are deliberately designed to be low enough that cardholders stay in debt as long as possible, maximizing interest income for the issuer.
The avalanche method (also called the "highest interest first" method) prioritizes paying extra money toward the card with the highest APR while making minimum payments on all others. Once the highest-rate card is paid off, you roll that payment to the next highest. This is mathematically optimal — it minimizes total interest paid. For example, if you have cards at 29%, 22%, and 15%, attack the 29% card first. The avalanche method saves the most money but requires patience if the high-rate card has a large balance.
The snowball method prioritizes paying off the card with the smallest balance first, regardless of interest rate, while making minimum payments on all others. Once the smallest balance is eliminated, you roll that payment to the next smallest. This method costs slightly more in interest than the avalanche approach, but research (including studies by the Harvard Business Review) shows it produces better behavioral outcomes — the psychological "wins" of eliminating accounts keep people motivated and on track.
The national average credit card APR in 2024–2025 is approximately 21–24%. A "good" APR is below 20%. Excellent-credit cardholders with scores above 750 may qualify for cards with APRs of 12–18%. Premium travel cards often carry higher APRs (24–29%) because rewards offset the cost for those who pay in full monthly. If you carry a balance, APR is the most important feature — a card with no rewards but a 14% APR will always beat a rewards card at 26% if you don't pay off the balance each month.
A 0% APR balance transfer can be highly effective if used correctly. Many cards offer 0% for 15–21 months with a 3–5% transfer fee. On $5,000 of debt at 24% APR, transferring saves roughly $1,200 in interest over 18 months (minus the ~$175 transfer fee). Rules for success: (1) calculate whether you can pay off the full balance before the promotional period ends, (2) do not make new purchases on the card, (3) set up autopay so you never miss a payment (one missed payment often voids the 0% promotional rate).
Credit card interest compounds daily. The daily periodic rate (DPR) = APR ÷ 365. Each day, interest is calculated on your current balance including all previously accrued interest. This daily compounding is why credit card debt is so expensive: a 24% APR with daily compounding has an effective APY of 27.1%. Paying in full each billing cycle completely avoids interest — the grace period (typically 21–25 days after the statement date) means no interest accrues on purchases if you pay the statement balance in full.
Extra payments have outsized impact on credit card debt because of daily compounding. On a $5,000 balance at 22% APR with $150/month payments: payoff in 47 months, $1,947 in interest. Increase to $250/month: payoff in 24 months, $905 in interest — saving $1,042 and 23 months. Every extra dollar reduces the principal on which interest accrues the next day. Even an extra $50/month can save hundreds of dollars and shave years off payoff time at high APRs.
Yes, significantly. Credit utilization (the percentage of your credit limit you're using) accounts for approximately 30% of your FICO score. Keeping utilization below 30% is the standard guideline, but scores above 760 typically have utilization under 10%. Paying down balances can dramatically improve your score: going from 70% utilization to 30% can increase your score by 50–100 points within 1–2 billing cycles after the balance is reported to bureaus.
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