Terms of Service

Last updated: August 2026

1. Acceptance of Terms

By accessing and using Online Screen Ruler (the "Service"), you accept and agree to be bound by the terms and provision of this agreement. If you do not agree to abide by these terms, please do not use this Service.

2. Use of the Tool & Disclaimer of Liability

Online Screen Ruler provides a digital measurement tool designed for personal, educational, and general reference purposes. While we strive to provide 1:1 mathematical accuracy using hardware pixel densities, measurements can be affected by browser zoom, operating system scaling, and manufacturer display tolerances.

• You agree that the measurements provided by this tool are estimates.
• You agree NOT to use this tool for critical engineering, medical, legal, or construction purposes where a miscalculation could result in property damage, financial loss, or personal injury.
• Online Screen Ruler and its creators shall not be held liable for any damages, losses, or material costs resulting from the use or reliance upon the measurements generated by this website.

3. Intellectual Property

All content, tools, algorithms, and interface designs on this website are the intellectual property of Online Screen Ruler and may not be copied, reproduced, or distributed without express written permission.

4. User Privacy & Data

We respect your privacy. Our tool runs locally in your browser. We do not store your measurement data or personal files on our servers. Please refer to our Privacy Policy for details on how we handle third-party analytics and advertising cookies.

5. Modifications to Service

We reserve the right to modify or discontinue, temporarily or permanently, the Service with or without notice at any time.