Privacy Policy
Effective date:
MechCalcPro is built to be useful for engineers, not to harvest personal data. Here is transparently how we handle privacy.
1Information We Collect
Calculator usage
Calculations run directly in your browser. MechCalcPro does not store your input values or calculation results.
Account information
If you create an account, Supabase processes your email address, password credentials, and authentication metadata to manage access permissions.
Anonymous analytics
We may collect aggregated, anonymized page-view metrics to improve site performance. No personally identifiable information is tracked.
2What We Do Not Collect
No mandatory accounts
Core calculators are free to use immediately without any sign-up or registration.
No selling of data
We never sell, rent, or monetize visitor information with any third party.
No advertising trackers
We do not use advertising networks, retargeting pixels, or cross-site tracking cookies.
3Cookies & Local Storage
Session cookies
Used exclusively by Supabase to maintain your authenticated state when signed in.
Local preferences
We store lightweight UI choices (such as unit preferences) in your browser localStorage. This data never leaves your device.
4Third-Party Services
Vercel
Web infrastructure hosting and CDN services. Subject to Vercel Privacy Policy.
Supabase
Secure database authentication and user profile management.
5Data Rights & Deletion
Account control
You may request data inspection or complete account deletion through our official support channel at any time.