Store card payoff calculator
Payoff date for $1,800 at 30.99%, paying $90.00/monthworked example
January 1, 2029
- Time to zero
- 2 yr 5 mo
- Total interest
- $765.42
- Total paid
- $2,565.42
- First month's interest
- $46.49What the card costs you monthly right now
Paying $90.00 every month clears this balance in 2 yr 5 mo and costs $765.42 in interest on top of the $1,800 borrowed. Store cards commonly carry APRs near 30% — roughly ten points above general-purpose cards, per the CFPB's market reports — so the gap between a small and a fixed payment is measured in years. Interest is computed monthly on the declining balance; issuers compound daily, so a real statement can differ by a few dollars.
Store cards carry the highest APRs in consumer credit — around 30% is normal — and most run deferred-interest promos on top. This calculator shows the payoff date and interest at your payment, and flags when a promo end date lands before your balance clears.
How to use this calculator
- 1
Use the card's real APR — it is probably higher than you think
Retail cards commonly sit around 30%, roughly ten points above general-purpose cards. At that rate the difference between the minimum and a fixed payment is measured in years, so guessing the APR here costs more than it does elsewhere.
- 2
Note the promo end date if there is one
Enter it and the tool warns you when your payment clears the balance after the promo expires. For deferred-interest promos that date is not a soft deadline — it is when all the accrued interest can land at once.
- 3
Compare against putting the same payment elsewhere
A store card's high rate usually puts it first in an avalanche plan, and its small balance often puts it first in a snowball too. Running the multi-debt planner is worth the two minutes: this is the rare case where both methods tend to agree.
- 4
Think about the limit before closing the card
Closing it removes its limit from your utilization denominator. If you carry balances on other cards, that pushes your overall ratio up. The utilization calculator lets you model the closure before making it.
- Monthly interest accrualconvention — interest per month = balance x (APR / 12). Verified against CFPB — How does my credit card company calculate the amount of interest I owe? (issuers compound daily on the average daily balance, so a real statement can differ by a few dollars)
Everything you type here is computed in your browser. Nothing you enter is stored on a server, sent anywhere, or shared — there is no account, and your balances never leave your device.
Frequently asked questions
Why are store card APRs so much higher?
My store card has a "no interest if paid in full" promo. Does this tool handle it?
Should I pay off the store card first?
Is closing the store card after payoff a good idea?
How precise is the payoff date at these rates?
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