Last updated: November 2026.
Calculator Data
All calculators on this website run entirely in your web browser. The measurements and numbers you enter are never transmitted to our server, stored, or shared with anyone. When you close the page, they are gone.
Cookies and Analytics
This site may use basic cookies needed for the site to function. If analytics are used, they collect anonymous, aggregated usage statistics (such as which pages are visited) and never the values you enter into calculators.
Advertising
This site may display advertising in the future. Advertising partners may use cookies to serve ads based on your visits to this and other websites. You can opt out of personalised advertising through your browser settings or your advertising network’s opt-out page.
Third-Party Links
Pages on this site may link to external websites. We are not responsible for the privacy practices of those sites.
Changes to This Policy
If this policy changes, the updated version will be posted on this page with a new date.
Contact
Questions about this policy can be sent via our Contact page.