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Pixel Ruler Studio – Web Page Ruler

Chrome extension by kalen · Productivity · Developer

A Chrome extension in Productivity · Developer with 3 users, barely installed. Audience over the last 30 days: -1.

No site access is declared in the manifest, so it cannot read the pages you open on its own.

What the developer says, and 5 screenshots

Loading from the Chrome Web Store. Open the listing if it does not appear.

Users
3
Rating
not rated yet
Users, last 30 days
-1
Version
1.0.0
Updated in the store
2026-08-11
Published
2026-08-11
Manifest
V3
Browser access
3 permissions

How it has moved

Users
-1 since 01.10
3-5 · 7 readings
  1. 2026-10-095
  2. 2026-10-104
  3. 2026-10-245
  4. 2026-10-254
  5. 2026-10-275
  6. 2026-10-293
  7. 2026-10-313
Users
-1 since 01.09
3-5 · 18 readings
  1. 2026-09-014
  2. 2026-09-025
  3. 2026-09-054
  4. 2026-09-065
  5. 2026-09-074
  6. 2026-09-085
  7. 2026-09-104
  8. 2026-09-173
  9. 2026-09-254
  10. 2026-09-265
  11. 2026-09-284
  12. 2026-10-095
  13. 2026-10-104
  14. 2026-10-245
  15. 2026-10-254
  16. 2026-10-275
  17. 2026-10-293
  18. 2026-10-313

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing up to 2 times a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

No site access is declared in the manifest, so it cannot read the pages you open on its own.

  • Run its own code on the pages it can access scripting
  • Act on the current tab, but only after you click it activeTab
  • Store data in your browser storage

The full permission history for this extension

What changed recently

Nothing has moved on this listing since we started watching it.

The publisher

kalen publishes 9 listings we track, 36 users between them.

  1. Draftstead – Offline Code Editor kalen · Productivity · Developer · published 2026-08-15 7 users
  2. Session Harbor – Tab Session Recovery kalen · Productivity · Tools · published 2026-08-17 6 users
  3. Bookmark Grove – Bookmark Side Panel kalen · Productivity · Tools · published 2026-08-17 4 users
Show 5 more from this publisher
  1. Cookie Ledger – Local Cookie Debugger kalen · Productivity · Developer · published 2026-08-17 4 users
  2. Extension Deck kalen · Productivity · Developer · published 2026-08-11 3 users (last published figure)
  3. Link Palette – Multi-Link Actions kalen · Productivity · Tools · published 2026-08-17 3 users
  4. Window Weave – Window Layout Manager kalen · Productivity · Tools · published 2026-08-17 3 users (last published figure)
  5. Style Lens kalen · Productivity · Developer · published 2026-08-11 3 users (last published figure)

Like this one

Listings the catalog judges closest in what they say they do.

  1. Pixel Ruler — Measure Pixels, Distance & Element Size on Any Page Describes nearly the same job, smaller audience 531 users
  2. PixelRuler Describes nearly the same job, smaller audience 10 users
  3. Pixel Ruler Describes nearly the same job, smaller audience 161 users
  4. Chrome Ruler Describes nearly the same job, smaller audience 18 users
  5. Pixel Ruler Describes nearly the same job, smaller audience 22 users ★ 5.0

The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.

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Users and rating on Ext Ops Panel

Markdown

[![Users and rating on Ext Ops Panel](https://extops.dev/extensions/lkkalppchimdbamfhbljnlfipemehpfa/badge.svg)](https://extops.dev/extensions/lkkalppchimdbamfhbljnlfipemehpfa)

HTML

<a href="https://extops.dev/extensions/lkkalppchimdbamfhbljnlfipemehpfa"><img src="https://extops.dev/extensions/lkkalppchimdbamfhbljnlfipemehpfa/badge.svg" alt="Users and rating on Ext Ops Panel" height="20"></a>

Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-10-29. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built