Privacy Policy
Last updated:
The short version
The tool runs entirely in your browser. Anything you measure or upload stays on your device and is never sent to us.
What is stored on your device
- Theme preference — light, dark or system, kept in your browser's local storage.
This never leaves your browser. Clearing site data removes it.
Analytics
- Google Analytics 4 — page views and general usage. Sets cookies.
- Cloudflare Web Analytics — cookieless, no personal data.
Advertising
Google AdSense may set cookies to show relevant ads. You can manage this atGoogle Ad Settings. Visitors in the EEA and UK are shown a consent choice before any advertising cookie is set.
Your choices
Clear site data in your browser to remove everything stored locally. Use your browser's tracking protection to block analytics. In the EEA and UK you can change your consent choice at any time.