The Ruler

A simple and complete ruler to measure viewport distances with pinned guides.

As of June 2026, The Ruler has 9 users in the Developer Tools category.

Usersup 12.5 percent+12.5%
9
9
Ratingno change0%
— reviews
Reviewsno change0%
Version
v4
Manifest V3

History

6 snapshots

Tracking since Apr 17, 2026.

13.410.57.6Apr 17, 2026Jun 9, 2026
View as table
DateUsersRatingReviewsVersion
Apr 17, 202685.001v4
Apr 27, 202611v4
May 10, 202612v4
May 21, 202611v4
May 31, 202613v4
Jun 9, 202610v4
Now9v4

Permissions & access

Permissions
activeTabscriptingstorage
Host access
None declared

Screenshots

The Ruler screenshot 1The Ruler screenshot 2

About

The Ruler – Advanced Pixel Measuring Tool

The Ruler is a precise on-page measuring extension that lets you calculate pixel distances directly inside your browser.

Built for developers, designers, and QA engineers who need accurate spacing, alignment, and layout validation.

Features:

• Measure distances using multiple points
• Drag and rearrange anchors freely
• Show / hide measurements instantly
• Customize measurement colors
• Switch between different line styles
• Save presets for repeated workflows
• Share presets with your team
• Lightweight and distraction-free

The Ruler works on any webpage and helps you inspect layouts faster without leaving the browser.

Measure smarter. Work faster.

Technical

Version
v4
Manifest
V3
Size
1.77MiB
Min Chrome
88
Languages
1
Featured
No

Metadata

ID
khgpccfaccfjdmalpbafpfpnkdnldgge
Developer ID
uff917ef36eb7cd5da10a6b8cd86acf5f
Developer Email
[email protected]
Created
Feb 16, 2026
Last Updated (Store)
Feb 16, 2026
Last Scraped
Jun 9, 2026
Website
Support URL
Privacy Policy

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Data sourced from the Chrome Web Store · last verified Jun 9, 2026.