Privacy

This site sets no cookies of its own and the calculator never sends your input anywhere; all arithmetic runs in your browser.

Advertising

Ads are served by Google AdSense. Google and its partners may set cookies to serve and measure ads. You can opt out of personalised advertising at adssettings.google.com.

Consent

Visitors from the EEA, UK and Switzerland see a consent message before advertising cookies are used. Declining still shows ads, without personalisation.

Server logs

The host keeps standard request logs for abuse prevention, retained about 30 days.