Privacy Policy
Last updated: July 14, 2026
Calculators
Nothing you type leaves your browser. Room sizes, door counts, and every other input are processed locally in JavaScript and never transmitted or stored by us.
Analytics
We may use Cloudflare Web Analytics: cookie-free, no device fingerprinting, no cross-site tracking.
Advertising
Pages may display Google AdSense ads. Google and its partners may use cookies to serve ads based on your visits to this and other sites. Opt out of personalization at Google Ads Settings; details at policies.google.com/technologies/partner-sites. Users in the EEA/UK may see a consent prompt before advertising cookies are set.
Referral links
Links marked "sponsored" go to third-party services with their own privacy policies; they may set cookies for attribution. We receive no personal information from them about you.
Hosting
Served by Cloudflare, which processes standard server logs (IP address, user agent) to deliver and secure the site; see Cloudflare's privacy policy.
Contact
For privacy questions, use the contact page.