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Credit Card Late Payment Cost Calculator

What paying late really costs: late fee, interest and any penalty APR.

Tool inputs stay in your browser · optional AI search sends your query

Good to know: Adds the late fee, the interest at your normal APR and the extra interest if a penalty APR applies. Estimate for planning only, based on the numbers you enter. Your bank or provider’s statement is the final word.

How to use it (step by step)

  1. 1Fill in the boxes: “Balance”, “Late fee”, “Normal APR (%)”, “Penalty APR (%) (same as normal if none)”, “Months at penalty APR”. Example numbers are already there so you can see how it works; replace them with yours.
  2. 2The result updates instantly as you type (on a phone it is below the boxes).
  3. 3The bold line is the main answer. Tap Copy next to any value to copy it.

Words to know

APR
Annual Percentage Rate: the yearly interest rate. Philippine cards often show a monthly rate instead; ×12 gives the APR.
Interest
The extra money you pay for borrowing, like a rental fee for using someone else’s money.
Percentage
A part out of 100. 25% of 200 = 50.
DOCX (Word file)
The file type Microsoft Word, Google Docs and WPS use for editable documents.

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