Contact Us

Ask questions, report bugs, or send feedback anytime — we try to review every message within 3–7 business days.

Updated: 15 October 2025

How to Reach Us

Email: calcixo.tool@gmail.com

To help us respond faster, please include the tool you used, your browser/OS, the steps to reproduce the issue, and (if possible) a non-sensitive sample file.

Reporting Guidelines

  • Tool name and page URL
  • Steps to reproduce + expected vs actual result
  • Browser / OS / device (if on mobile)
  • (If any) Sample file that triggers the issue

Security & Responsible Disclosure

If you discover a vulnerability, please email us with the subject “Security” at calcixo.tool@gmail.com and avoid public disclosure until we assess and fix the issue. We do not have a bug bounty program at this time.

Your Privacy

We use the information you share only to respond and improve our services. For details, see our Privacy Policy.