
Reading Helper Ruler by GMT
Add a customizable virtual ruler to any webpage to guide your eyes and improve your focus while reading.
1 User1 User
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Permissions and dataLearn more
Required permissions:
- Access your data for all web sites
More information
- Add-on Links
- Version
- 1.2
- Size
- 29.12 kB
- Last updated
- 2 months ago (21 Aug 2025)
- Related Categories
- Licence
- All Rights Reserved
- Version History
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Release notes for 1.2
- Updated the shortcuts to make them MacOS compatible.
- Added new shortcut: Shift + mouse move locks the ruler vertically.