Finance

Instant, private, and free

Credit Card Payoff Calculator.

Plan your credit card debt payoff with different payment strategies

On-device calculationNo signup
01

Set your values

Results update as you type.

Minimum Payment ($): $100.00

Payment Needed: $249.62/month

Balance-transfer comparison

Estimated savings: $1012.50

Months to Payoff: 32 months

Months to Payoff

32months
2.7 years — Payoff Date: 5/27/2029
Total Interest: $1,314

Total Interest

$1,314
26.3% of principal
Total Payment: $6,314

Total Payment

$6,314
Principal + Interest

Minimum Payment Trap

If you only pay the minimum payment of $100.00/month:

Time to payoff:
94 months
(7.8 years)
Total interest paid:
$4311
$2997 more than paying $200/month

Payment Amount Comparison

Monthly PaymentMonthsTotal InterestSavings
$100.00(minimum payment)94$4311-
$200.00(your payment)32$1314$2997
$300.0020$797$3514
$400.0014$579$3733

First 12 Months Payment Schedule

Credit Card Tips

Pay More Than Minimum: Even small increases dramatically reduce payoff time.
Minimum Payment Warning: Paying only minimums can take decades and cost thousands in interest.
Multiple Cards? Pay off highest APR first (avalanche method) to save the most money.

How to Use

Pay More Than Minimum: Even small increases dramatically reduce payoff time.

Minimum Payment Warning: Paying only minimums can take decades and cost thousands in interest.

Multiple Cards? Pay off highest APR first (avalanche method) to save the most money.

Cite this calculator

Canonical URL: https://mathify.one/zh/finance/credit-card-payoff

Cite as: Mathify. (2026). 信用卡还款计算器. https://mathify.one/zh/finance/credit-card-payoff

Use Cases

Estimate payoff timeline

See how long it will take to become debt-free with your current payment plan, and how extra payments can shorten that time.

Example: Enter a $5,000 balance at 18% APR with a $200 monthly payment to see the payoff date.

Compare payment strategies

Evaluate different monthly payment amounts to find a plan that fits your budget and minimizes interest.

Example: Compare paying $250 vs. $300 per month to see the difference in total interest paid.

Frequently Asked Questions

How does the Credit Card Payoff Calculator work?
You input your current balance, interest rate, and monthly payment. The calculator estimates how long it will take to pay off your debt and how much interest you'll pay, based on your payment strategy.
What payment strategies can I compare?
You can compare different monthly payment amounts or strategies like paying a fixed amount or a percentage of the balance. The calculator shows the impact on payoff time and total interest.
Can I use this calculator for multiple credit cards?
This calculator is designed for a single credit card balance. For multiple cards, you can calculate each separately or use a debt payoff planner that handles multiple debts.

Tips & Common Mistakes

Tips

  • Always pay more than the minimum payment to reduce interest costs and payoff time.
  • Consider making bi-weekly payments to reduce interest accrual.
  • Use the calculator to set a realistic monthly payment that you can stick to.
  • Check your credit card statement for the exact APR and minimum payment calculation.

Common Mistakes to Avoid

  • Forgetting to include the annual fee or other charges in the balance.
  • Using the monthly interest rate instead of the annual rate.
  • Assuming the interest rate stays the same; it may change over time.

Last updated: August 13, 2026