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Credit Card Interest Calculator
Minimum payment trap · Payoff timeline · Total interest cost · Updated 2026
Minimum paymentFixed paymentPayoff dateInterest saved
Your credit card details
₹
₹1K₹10L
%
12%48%
%
2%10%
₹
₹500₹5L
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This balance costs you ₹1,500 this month alone
At 36% APR, your ₹50,000 balance accrues ₹1,500 in interest every single month — even if you make no new purchases. That's ₹18,000 per year in pure interest if the balance doesn't change.
Payoff strategy comparison
Dangerous
Minimum payment (5% of balance)
12 yr 1 mo
to pay off
Total interest₹70,250
Total paid₹1.20 L
Recommended
Fixed ₹5,000/month
1 yr 1 mo
to pay off
Total interest₹10,338
Total paid₹60,338
Best
Pay in full today
1 month
to pay off
Total interest₹1,500
Total paid₹50,000
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Paying ₹5,000/month saves you ₹59,912 in interest
vs paying minimum only — and you'll be debt-free 11 years sooner.
How interest grows with minimum payments
Min payment (5%)₹50,000 + ₹70,250 interest = ₹1.20 L total
Principal: ₹50,000Interest: ₹70,250
Fixed ₹5,000/mo₹50,000 + ₹10,338 interest = ₹60,338 total
Principal: ₹50,000Interest: ₹10,338
Month-by-month repayment schedule
Showing first 13 months
| Month | Opening balance | Interest charged | Payment made | Closing balance |
|---|---|---|---|---|
| 1 | ₹50,000 | ₹1,500 | ₹5,000 | ₹46,500 |
| 2 | ₹46,500 | ₹1,395 | ₹5,000 | ₹42,895 |
| 3 | ₹42,895 | ₹1,287 | ₹5,000 | ₹39,182 |
| 4 | ₹39,182 | ₹1,175 | ₹5,000 | ₹35,357 |
| 5 | ₹35,357 | ₹1,061 | ₹5,000 | ₹31,418 |
| 6 | ₹31,418 | ₹943 | ₹5,000 | ₹27,361 |
| 7 | ₹27,361 | ₹821 | ₹5,000 | ₹23,181 |
| 8 | ₹23,181 | ₹695 | ₹5,000 | ₹18,877 |
| 9 | ₹18,877 | ₹566 | ₹5,000 | ₹14,443 |
| 10 | ₹14,443 | ₹433 | ₹5,000 | ₹9,876 |
| 11 | ₹9,876 | ₹296 | ₹5,000 | ₹5,173 |
| 12 | ₹5,173 | ₹155 | ₹5,000 | ₹328 |
| 13 | ₹328 | ₹10 | ₹338 | ✓ Paid off |
Credit card interest rates - major Indian banks (2026)
| Bank / Card | Annual rate (APR) | Monthly rate | Interest on ₹50K/month |
|---|---|---|---|
| SBI Credit Card | 40.80% | 3.40% | ₹1,700 |
| HDFC Bank Credit Card | 43.20% | 3.60% | ₹1,800 |
| ICICI Bank Credit Card | 40.80% | 3.40% | ₹1,700 |
| Axis Bank Credit Card | 40.80% | 3.40% | ₹1,700 |
| Kotak Mahindra Credit Card | 36.00% | 3.00% | ₹1,500 |
| IndusInd Bank Credit Card | 43.20% | 3.60% | ₹1,800 |
| Citibank / Axis Citi | 40.20% | 3.35% | ₹1,675 |
| American Express | 42.00% | 3.50% | ₹1,750 |
*Rates as of 2026. Actual rates vary by card variant and credit profile. Finance charges also include GST at 18% on interest. Verify with your bank.
The Credit Card Minimum Payment Trap - and How to Escape It
Credit card companies make their highest profits from customers who pay only the minimum amount due every month. It's mathematically designed to keep you in debt for years while maximising the interest they collect. Understanding exactly how this trap works - and how to escape it - can save you lakhs of rupees.
At 40% APR (a typical Indian credit card rate), a ₹50,000 outstanding balance costs ₹1,667/month in interest alone. If the minimum payment is 5% of the balance (₹2,500), only ₹833 actually reduces your debt. Next month, the interest is charged on almost the same balance - and so the cycle continues for years.
How credit card interest is calculated in India
Credit card interest in India is calculated on a daily basis, not monthly. The process works like this:
1
Daily periodic rate
Annual rate ÷ 365. For 40% APR: DPR = 40 ÷ 365 = 0.1096% per day.
2
Daily interest accrual
Each day, outstanding balance × DPR is added. A ₹50K balance at 40% APR accrues ₹54.8 per day.
3
Statement date calculation
All daily interest amounts are totalled at the billing date and added to the next statement.
The interest-free period explained
Most credit cards offer a 45–52 day interest-free period - but ONLY if you pay the full outstanding amount by the due date every month. The moment you carry even ₹1 to the next billing cycle, you lose the interest-free period entirely - and interest is charged on ALL transactions from their respective purchase dates, not just the unpaid amount.
5 strategies to pay off credit card debt faster
1
Pay the full outstanding amount every month
The only guaranteed way to never pay credit card interest. Set up an auto-debit for the full outstanding amount, not just the minimum due. This eliminates interest completely and keeps your credit score healthy.
→ Saves 100% of interest2
Pay as much above the minimum as possible
If you can't pay the full amount, pay as much as you can afford above the minimum. Every extra ₹1,000 you pay reduces the principal, which reduces next month's interest, which means more of your payment reduces principal - a positive snowball effect.
→ Saves significantly depending on amount3
Convert to EMI if the option is available
Most Indian banks offer a credit card balance conversion to EMI at 12–18% per year - far lower than the 36–42% revolving rate. If you're carrying a large balance, call your bank and ask for EMI conversion. The interest savings can be dramatic.
→ Reduces effective rate by 20–25%4
Use a personal loan to consolidate
Personal loan rates in India range from 10–18% per year. If you're carrying credit card debt at 40%+ APR, taking a personal loan to clear the entire card balance and repaying the loan in EMIs cuts your effective interest rate by more than half.
→ Saves 50–60% of interest cost5
Stop using the card until the balance is zero
Every new purchase on a card with an outstanding balance immediately starts accruing interest at the full daily rate (no interest-free period). Cut the card or leave it at home until the balance is fully cleared.
→ Prevents the problem from growingMultiple cards? Avalanche vs snowball method
🌨 Snowball method
Pay off the smallest balance first
Make minimum payments on all cards. Put all extra money on the card with the smallest outstanding balance. Once it's cleared, redirect that payment to the next smallest.
Best for: People who need motivational wins to stay on track. Clearing a card completely feels great and keeps you going.
🏔 Avalanche method
Pay off the highest interest rate first
Make minimum payments on all cards. Put all extra money on the card with the highest APR. Once cleared, redirect to the next highest rate.
Best for: Mathematically optimal - saves the most interest overall. Ideal if you can stay disciplined without quick wins.
Build a complete debt payoff plan
See how long it takes to clear all your debts using avalanche or snowball method
Frequently asked questions
What is the minimum amount due on an Indian credit card?▼
The minimum amount due is typically the higher of: (a) 5% of the outstanding statement balance, or (b) a fixed floor (usually ₹200–₹500). Some banks have moved to a higher minimum of 10% following RBI guidelines. This minimum payment is the trap - it's designed to be just enough to keep your account 'current' while maximising the interest collected on the remaining balance.
What happens if I pay only the minimum due every month?▼
Paying only the minimum keeps your account in good standing and avoids late payment fees — but it's extremely expensive over time. On a ₹1 lakh balance at 40% APR with 5% minimum payment, it takes approximately 9–10 years to pay off and you'll pay over ₹2.5 lakh in interest on a ₹1 lakh debt. The minimum payment is deliberately designed to extend your debt as long as possible.
What is the difference between APR and monthly interest rate?▼
APR (Annual Percentage Rate) is the yearly interest rate — for example, 40% per year. Monthly interest rate = APR ÷ 12 = 40 ÷ 12 = 3.33% per month. Daily interest rate = APR ÷ 365 = 0.11% per day. Indian banks quote the monthly rate prominently (e.g., '3.5% per month') because it sounds smaller than the equivalent annual rate of 42%. Always convert to APR for fair comparison.
Can credit card interest be waived?▼
Rarely, but it's worth asking. If you've been a customer in good standing for years and this is your first time carrying a balance, call your bank and politely request a one-time interest waiver. Banks have the discretion to waive interest, especially for valued customers. Even if they don't waive it fully, they might offer a reduced EMI conversion rate. The worst they can say is no.
Is it better to pay credit card debt or invest in SIP?▼
If your credit card charges 40% APR, paying off that debt is equivalent to getting a guaranteed 40% return on your money - no investment in India reliably delivers this. You should always pay off high-interest credit card debt before investing in any market-linked instrument. The only possible exception: if your employer offers ESOP matching or a PF contribution match that exceeds the card rate - capture that first, then attack the credit card debt.
How does the credit-free period actually work?▼
Your credit card billing cycle is typically 30 days, with a payment due date 15–21 days after the statement date. If you pay the full outstanding balance by the due date every month, you effectively get 45–52 days of interest-free credit on each purchase. However, this interest-free period is completely lost the moment you carry any amount forward. Banks calculate interest from the purchase date - not the statement date - for any amount not fully paid.
What is 'revolving credit' and why is it expensive?▼
Revolving credit means you can repeatedly borrow up to your credit limit as long as you make at least minimum payments - unlike a loan where you borrow a fixed amount once. The flexibility of revolving credit is what makes it so expensive: banks charge the highest interest rates for it (36–45% APR in India) precisely because customers tend to revolve balances for months or years. A personal loan at 12–18% APR for the same amount would cost a fraction of the interest.