Select Agreement Penalty | How to use and interpret results
Apply a fixed discount rate to monthly price, contract length and months used in a legacy penalty model. It has not been validated as a current carrier-specific repayment calculator.
- Runs in your browser
- Nothing is uploaded
- No signup; device limits apply
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How to use this tool
Enter the monthly fee, total term and elapsed months. The code fixes the discount at 25%, so different benefits or contract vintages cannot be reproduced just by changing inputs.
Results and examples
At KRW 40,000 monthly for a 24-month term with 12 months used, the model gives KRW 10,000 monthly discount and KRW 60,000 penalty: discount×remaining²/term.
Worked example
At KRW 40,000 monthly for a 24-month term with 12 months used, the model gives KRW 10,000 monthly discount and KRW 60,000 penalty: discount×remaining²/term.
Limitations
- Agreement with current carrier repayment terms remains unverified.
- Daily prorating, exemptions, transfers and porting contract conditions are not adjudicated.
Fields
| Field | Guidance and constraints |
|---|---|
| Monthly plan fee (KRW) | Check the unit and format displayed beside this field. |
| Contract months | Check the unit and format displayed beside this field. |
| Months used | Check the unit and format displayed beside this field. |
Data handling
Processing stays in the current browser tab; the site does not upload tool input for the calculation itself.
Sources
Frequently asked questions
Which formula produces KRW 60,000 in the example?
At KRW 40,000 monthly for a 24-month term with 12 months used, the model gives KRW 10,000 monthly discount and KRW 60,000 penalty: discount×remaining²/term.
Can I use the output as the actual cancellation cost?
Agreement with current carrier repayment terms remains unverified. Daily prorating, exemptions, transfers and porting contract conditions are not adjudicated.
