Refund Policy

Refund Conditions

Refunds are issued as credits to your account balance only if all of the following conditions are met:

1. You must have allowed us to save your input strings and learned regexes during submission (via checkbox).
2. Your submitted regex must have a Significant Length shorter than the most optimal learned regex from that learn event.
3. Significant Length is the count of original input string characters used in the regex.
4. The most-optimal regex is defined as having the shortest Significant Length.
5. Your submitted regex must be an exact match—matching all and only your original input strings.
6. Challenge must be submitted within one week of the learn event.
7. Challenge must be submitted via the Challenge Page on this site.
8. You must submit:
   • Your more-optimal regex
   • The Learn Event ID (from your result email)
9. You must have an active subscription.
10. Credit refunds are available only for the current subscription month.
11. Refunds are valid only while you're subscribed.
12. You may not re-submit a previously submitted regex (yours or another user’s).
13. Misuse or suspected abuse of the refund system will result in loss of credits and access.
14. Your challenge regex must use only:
    • \d and \w character classes
    • Character ranges in []
    • Quantities in {}
    • These special characters: ., *, +, ?, ^, $, |, (), [], {}, \
    • No other special characters or escape sequences (e.g. \u1234) may be used
15. Your regex must be executable by the .NET Regular Expression Engine.