Privacy
Privacy policy
This static site is designed to work without accounts. Effective September 4, 2026.
Calculator data
Calculator values stay in your browser while the page is open and are not submitted to our server.
Hosting data
Our hosting provider may process standard request data such as IP address, browser type and requested page for security and reliability.
Cookies and accounts
The site does not currently provide user accounts or intentionally set advertising cookies. External links may use their own storage and policies.
Changes
We may revise this policy if the site adds analytics or new features. The effective date above will change when material updates occur.