The calculator does not know you.

Numbers you type stay in the page until you send them. The share link puts those numbers in the URL so you can send them. If you send the link, you are publishing the numbers in it. Do not put a secret compensation figure in a URL you post to a company Slack if that figure is confidential.

This site loads Cloudflare Web Analytics so the owner can count unique visitors. That beacon is on every page. It is not an advertising cookie, and the site does not sell the count. GitHub Pages may also log ordinary server requests the way any host does.

The Monday form and the sheet form send your email to FormSubmit, which forwards it to kepthour.brief@gmail.com. Payment, if you buy the sheet, is handled by Stripe on a page Stripe hosts. We do not sell personal information.