Privacy policy

Last updated: 07/10/2026

What this site collects

Calculator inputs are processed entirely in your browser and are never sent to our servers. The site itself does not require accounts and does not collect personal information directly.

Analytics

This site uses Google Analytics to understand aggregate usage (pages visited, approximate region, device type). Analytics data is not used to identify individuals.

Advertising

This site displays advertisements served by Google AdSense. Google and its partners may use cookies to serve ads based on your prior visits to this and other websites. You can opt out of personalised advertising at Google's Ads Settings.

Contact

Questions about this policy: contact@zeroandspan.com