Short version: No accounts, no personal data collection. All calculations happen in your browser. The only external tracking is Google AdSense advertising cookies. You can opt out of personalized ads at any time.
What we collect
We do not collect personal information. There are no accounts, no email sign-ups, and no servers storing your data. Calculator inputs are processed entirely in your browser and never transmitted to us.
Cookies
Google AdSense places cookies to deliver advertising. These are third-party cookies set by Google.
Google AdSense disclosure: This site uses Google AdSense. Google uses cookies to serve ads based on your prior visits to this and other websites. Opt out at Google Ad Settings.