1. Acceptance of Terms
By accessing and utilizing Online Ruler (located at onlineruler.info), you agree to comply with and be bound by these Terms and Conditions. If you do not accept these terms in full, you should refrain from using the application.
2. Scope of Service
Online Ruler is a browser-based utility designed to provide 1:1 scale visual measurement rulers, unit conversions, and precision guides across digital displays. Users are permitted to use this service for personal, academic, design, and commercial reference purposes.
3. Accuracy & Precision Disclaimer
While Online Ruler utilizes rigorous mathematical formulas and calibration algorithms to match real-world physical dimensions, measurement precision is subject to external hardware and software variables, including:
- Browser magnification and viewport zoom levels.
- Operating system DPI scaling (e.g., Windows scaling factors, macOS Retina scaling).
- Display panel aspect ratios and pixel pitch variations.
- User calibration execution and physical alignment accuracy.
Important: For engineering, medical, manufacturing, or mission-critical dimensions, always verify results with a certified physical measurement instrument (such as a vernier caliper or standardized steel rule).
4. Limitation of Liability
Online Ruler and its operators provide the software on an "AS IS" and "AS AVAILABLE" basis without warranty of any kind, whether express or implied. Under no circumstances shall Online Ruler be liable for any direct, indirect, incidental, or consequential damages resulting from measurement inaccuracies, decisions based on ruler readings, or service interruptions.
5. Acceptable Use
When using this website, you agree not to:
- Attempt to disrupt, overload, or compromise server security or CDN availability.
- Use automated bots or scrapers to extract application logic without authorization.
- Misrepresent measurements derived from this application in a deceptive manner.
- Frame or redistribute the application inside malicious or commercial repackaged wrappers without permission.
6. Intellectual Property
The Online Ruler codebase, design architecture, graphics, logos, and written documentation are protected by copyright and intellectual property laws. You may not duplicate, reverse-engineer, or sell derivative copies without prior written authorization.
7. Service Availability & Updates
We reserve the right to modify, enhance, or discontinue features of Online Ruler at any time without prior notice. We strive to maintain continuous 99.9% uptime via global CDN distribution.
8. Governing Law
These terms and conditions are governed by and construed in accordance with applicable laws, without regard to conflicts of law principles.
9. Contact Information
If you have any questions regarding these Terms & Conditions, please visit our contact page.