Privacy Policy
Last updated: May 5, 2026
This policy explains how HomeDIYCalcs ("we", "our", "the site") collects and uses information when you visit this website.
Who we are
HomeDIYCalcs is operated by Marlin Tanner, based in Pfäffikon ZH, Switzerland. Contact: info@homediycalcs.com.
What data we collect
We collect minimal data:
- Calculator inputs: All calculations happen in your browser. We do not store the numbers you enter.
- Anonymous analytics: We use standard web analytics to understand which pages are visited. No personal information is collected.
- Advertising cookies: If we display ads (via Google AdSense), Google and its partners may use cookies to show personalized advertising. See Google's ad policies.
Cookies
Cookies are small files stored in your browser. We use cookies for:
- Anonymous analytics (page views, browser type)
- Advertising (if applicable)
You can disable cookies in your browser settings. Disabling them will not affect the calculator functionality.
Third-party services
This site uses the following third-party services:
- Vercel — hosting (United States, GDPR-compliant)
- Google AdSense — advertising and analytics (when active)
- Google Search Console — site indexing (no user data exposed)
Your rights (GDPR / Swiss DSG)
You have the right to:
- Request access to data we hold about you
- Request deletion of any personal data
- Object to data processing
- File a complaint with the Swiss Federal Data Protection Commissioner (FDPIC)
Data retention
We do not store personal data on our servers. Anonymous analytics data is retained for up to 26 months by Google.
Contact
For privacy-related questions, contact us at info@homediycalcs.com.