In force from November 1, 2026
Job data stays on your device
Measurements, results and your saved project list are kept in your own browser. They are not uploaded to us. Clearing your browser data, or using another device, starts you fresh.
Logs
The server keeps routine access logs (IP address, time, address requested, browser) for security. We also see total counts of calculator use, without names.
Cookies and outside companies
Builders-Tools sets no tracking cookies. If we later show ads or link to tool and material sellers who pay a commission, their cookies fall under their own policies, and we will note it here.
If you write to crew@builders-tools.com, we use your address to reply and for nothing else. Personal information is never sold.
Age
The site is intended for adults and is not directed at children under 13.
Your requests
To have anything deleted, email crew@builders-tools.com.