Last updated: 26 July 2026
Calculator information
Calculator OS does not use cookies or local storage to save calculator entries or results. Values are processed in your browser and are not available when you leave or refresh the page.
Cookieless analytics
Vercel Web Analytics and PostHog Cloud EU are configured to measure site usage without cookies. They do not receive calculator inputs or results, and session recording and visitor profiles are disabled. See the Privacy notice for more detail.