Contact Us
Have a feature suggestion, discovered a calculation discrepancy, or want to give feedback? We would love to hear from you.
Direct Email
For all general questions, bug reports, and partnership inquiries.
contact@chmodcalculator.org
Expected response time: 24–48 hours
Feature Requests & Bugs
When reporting an issue, please include your browser version, input value (octal/symbolic), and the expected output.
Send a Message
Fill out this form to generate an email directly to our team.