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Chrome extension by Adam Ruf · Productivity · Developer

A Chrome extension in Productivity · Developer with 6 users, barely installed.

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

What the developer says, and 1 screenshot

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

Users
6
Rating
not rated yet
Users, last 15 days
+1
Version
1.0.6
Updated in the store
2026-04-18
Published
2026-04-10
Manifest
V3
Browser access
3 permissions

How it has moved

Users
+1 since 01.09
5-6 · 8 readings
  1. 2026-09-015
  2. 2026-09-036
  3. 2026-09-045
  4. 2026-09-066
  5. 2026-09-075
  6. 2026-09-096
  7. 2026-09-105
  8. 2026-09-156
Users
+1 since 01.09
5-6 · 8 readings
  1. 2026-09-015
  2. 2026-09-036
  3. 2026-09-045
  4. 2026-09-066
  5. 2026-09-075
  6. 2026-09-096
  7. 2026-09-105
  8. 2026-09-156

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing more than once 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

Adam Ruf publishes 4 listings we track, 61 users between them.

  1. Viewport Resizer Adam Ruf · Productivity · Developer · published 2026-04-23 32 users
  2. Quick Count Adam Ruf · Productivity · Workflow · published 2019-06-23 15 users
  3. todo Adam Ruf · Productivity · Workflow · published 2019-02-21 8 users ★ 5.0

Like this one

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

  1. HueInsight : ColorBlindness Simulator Describes nearly the same job, smaller audience 76 users ★ 4.7
  2. Simulator of visual impairments Describes nearly the same job, smaller audience 706 users ★ 3.4
  3. ColourBlind Simulation tool for developers Describes nearly the same job, smaller audience 65 users
  4. Color Perception Simulator Describes nearly the same job, smaller audience 140 users ★ 5.0
  5. TheWCAG Color Blindness Simulator Describes nearly the same job, smaller audience 25 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.

Is this your extension?

Connect it to Ext Ops Panel and see installs, uninstalls and uninstall reasons as events arrive, not as a weekly summary.

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Figures come from our own daily pass over the public Chrome Web Store listing, last read on . We publish no contact details for extension developers.