クレジットカード完済計算機
カードの残高を完済するまでに必要な月数を計算します。
返済スケジュール
| # | 支払い | 元金 | 利息 | 残高 |
|---|---|---|---|---|
最初の12件を表示中（全 ヶ月。
時間経過による成長
| 年 | 投資額 | 値 |
|---|---|---|
はじめに
Credit Card Payoff Calculator — How many months to pay off a card balance. Enter Balance, APR (%), Monthly payment to get an instant, accurate result.
計算式
Months to pay off = ln(payment / (payment − balance × r)) / ln(1 + r), where r is the monthly APR.
ステップごとの説明
- Enter the Balance.
- Enter the APR (%).
- Enter the Monthly payment.
- Click Calculate to see your result instantly.
実例
Example: With Balance = 5000, APR (%) = 22, Monthly payment = 250, the Credit Card Payoff Calculator gives Months: 25.1418, Total Interest: 1285.4456, Total Paid: 6285.4456.
よくある質問
What if my payment barely covers the interest?
If your monthly payment doesn't exceed the interest accruing, the balance will never be paid off — increase the payment amount.
Does this assume no new purchases?
Yes, the payoff timeline assumes no additional charges are added to the balance.
What inputs does the Credit Card Payoff Calculator need?
You'll need to provide: Balance, APR (%), Monthly payment. All fields use sensible defaults, so you can see a working example immediately and then adjust the values to match your own numbers.
How accurate is the Credit Card Payoff Calculator?
The Credit Card Payoff Calculator applies the formula exactly as calculated — Months to pay off = ln(payment / (payment − balance × r)) / ln(1 + r), where r is the monthly APR. — so results are precise for the inputs you provide. Accuracy depends on entering correct, realistic input values.
Are these results guaranteed?
No. The Credit Card Payoff Calculator gives an estimate based on the numbers you enter and standard financial formulas — actual rates, fees, taxes, and terms vary by lender, institution, and jurisdiction, and can change over time. This is not financial advice; consult a qualified financial professional for decisions specific to your situation.
Is the Credit Card Payoff Calculator free to use?
Yes, the Credit Card Payoff Calculator is completely free, requires no signup, and runs instantly in your browser.
クレジットカード完済計算機について
The Credit Card Payoff Calculator uses a real, verifiable formula — Months to pay off = ln(payment / (payment − balance × r)) / ln(1 + r), where r is the monthly APR. — so results are accurate every time, not an approximation.