Privacy Policy

Last updated: 26 October 2026.

Your calculations

All calculations happen in your browser. Your history and settings are stored only on your device (localStorage). You can clear them at any time.

Advertising and cookies

We may show ads served by Google AdSense. Third-party vendors, including Google, use cookies to serve ads based on your previous visits to this and other websites. Google's use of advertising cookies enables it and its partners to serve ads based on your visits. You can opt out of personalised advertising at Google Ads Settings, or visit aboutads.info.

Analytics

We may use privacy-friendly, aggregated statistics to see which calculators are popular. No personal information is collected.

Contact

Questions about this policy can be sent through the contact details on the About page.