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Color Blindness Simulator

Chrome extension by Cool and Fun Software · Productivity · Tools

  • Established publisher

A Chrome extension in Productivity · Tools with 142 users, barely installed.

Every site you visit. This extension can read and change the content of any page you open.

What the developer says, and 1 screenshot

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

Users
142
Rating
not rated yet
Users, last 18 days
+20
Version
1.0
Updated in the store
2026-05-13
Published
2026-05-13
Manifest
V3
Browser access
1 permission, 1 site pattern

How it has moved

Users
+20 since 31.08
121-142 · 10 readings
  1. 2026-08-31122
  2. 2026-09-02125
  3. 2026-09-04123
  4. 2026-09-06121
  5. 2026-09-08128
  6. 2026-09-10130
  7. 2026-09-13131
  8. 2026-09-15134
  9. 2026-09-16142
  10. 2026-09-17142
Users
+20 since 31.08
121-142 · 10 readings
  1. 2026-08-31122
  2. 2026-09-02125
  3. 2026-09-04123
  4. 2026-09-06121
  5. 2026-09-08128
  6. 2026-09-10130
  7. 2026-09-13131
  8. 2026-09-15134
  9. 2026-09-16142
  10. 2026-09-17142

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

Every site you visit. This extension can read and change the content of any page you open.

  • 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

Cool and Fun Software publishes 30 listings we track, 108k users between them.

  1. View Chrome History Cool and Fun Software · Productivity · Workflow · published 2020-07-27 40k users ★ 3.8
  2. Responsive Tester Cool and Fun Software · Productivity · Workflow · published 2020-07-15 40k users ★ 3.1
  3. CSS Selector Cool and Fun Software · Productivity · Workflow · published 2020-07-29 10k users ★ 2.4
Show 5 more from this publisher
  1. Timer for Google Meet Cool and Fun Software · Productivity · Workflow · published 2020-07-27 10k users ★ 3.7
  2. Copy To Clipboard Cool and Fun Software · Productivity · Workflow · published 2020-07-15 6k users ★ 2.2
  3. Tab Renamer Cool and Fun Software · Make Chrome Yours · Functionality · published 2026-06-03 413 users ★ 4.0
  4. Shift Pitch Audio Cool and Fun Software · Make Chrome Yours · Functionality · published 2026-06-02 285 users ★ 4.5
  5. Background Color Overrider Cool and Fun Software · Make Chrome Yours · Functionality · published 2026-05-14 264 users ★ 4.0

Like this one

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

  1. Color Blindness Simulator Describes nearly the same job, smaller audience 46 users ★ 5.0
  2. ShadeSurfer Color Blindness Simulator Describes nearly the same job, smaller audience 6 users
  3. Color-Blindness Simulator + Corrector Describes nearly the same job, smaller audience 6 users ★ 5.0
  4. Color Perception Simulator Describes nearly the same job, smaller audience 137 users ★ 5.0
  5. Color-Blindness Simulator + Corrector — On-Page Accessibility Color Filter Describes nearly the same job, smaller audience 11 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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See what the panel does

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.