Contact Us
Last updated: August 2026
We'd Love to Hear From You
Whether you've found a bug, have a feature idea, need help with a measurement, or want to say hello — we read every message. Real Online Protractor is built for you, and your feedback shapes what we build next.
Best Ways to Reach Us
Common Questions
Is this tool really free?
Yes. No subscriptions, no trials, no paywalls. All features are free forever.
Do you store my images or measurements?
No. Everything processes locally in your browser. Read our Privacy Policy for details.
Can I use this commercially?
Yes. The tool is free for personal, educational, and commercial use. See our Terms of Service.
How accurate is the protractor?
Computational precision of 0.0001°. Real-world accuracy depends on vertex placement, image resolution, and camera quality. For critical engineering, verify with physical instruments.
Response Time
We typically respond within 1-2 business days. For urgent bugs affecting core functionality, we prioritize fixes immediately. Feature requests are reviewed monthly and added to our public roadmap when aligned with our mission.