Protractor
Easily measure angles in your browser window.
As of June 2026, Protractor has 100,000 users and a 4.19/5 rating from 107 reviews in the Productivity category.
Usersno change0%
100.0K
100,000
Ratingno change0%
4.19
107 reviews
Reviewsno change0%
107
Version
4.0.1
Manifest V3
Permissions & access
- Permissions
- activeTabstoragescripting
- Host access
- None declared
Screenshots
About
Move the two guides around to accurately match any vertex. Customize precision, units, colors, and more. The protractor can be easily resized, nudged, locked, and rotated. Code is open source on Github. Also on Firefox: https://addons.mozilla.org/en-US/firefox/addon/protractor/
Technical
- Version
- 4.0.1
- Manifest
- V3
- Size
- 74.37KiB
- Min Chrome
- 88
- Languages
- 1
- Featured
- No
Metadata
- ID
- kpjldaeddnfokhmgdlmpdlecmobaonnj
- Developer ID
- u640d22e1b9984ce430891dd7d8aff8b2
- Developer Email
- [email protected]
- Created
- Feb 28, 2017
- Last Updated (Store)
- Jun 1, 2025
- Last Scraped
- Jun 8, 2026
- Website
- —
- Support URL
- —
- Privacy Policy
- —
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Data sourced from the Chrome Web Store · last verified Jun 8, 2026.