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PerfectPixel by WellDoneCode (pixel perfect)

Chrome extension by WellDoneCode LLC · Productivity · Developer

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  • Established publisher
  • Trader

A Chrome extension in Productivity · Developer with 300 000 users, a widely installed extension.

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

What the developer says, and 5 screenshots

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

Users
300 000
Rating
4.3 (639 ratings)
Users, last 15 days
unchanged
Rating, last 30 days
Not watched long enough to say
Version
3.2.0.0
Updated in the store
2026-09-10
Published
2011-09-30
Manifest
V3
Browser access
5 permissions, 1 site pattern

How it has moved

Users
unchanged since 31.08
300k · 3 readings
2026-09-10: released 3.2.0.0
  1. 2026-08-31300k
  2. 2026-09-13300k
  3. 2026-09-14300k
Rating
unchanged since 31.08
reviewsrating 4.26-4.27 · 3 readings
2026-09-10: released 3.2.0.0
  1. 2026-08-31reviews638rating4.27
  2. 2026-09-13reviews639rating4.26
  3. 2026-09-14reviews639rating4.26
Users
unchanged since 31.08
300k · 3 readings
2026-09-10: released 3.2.0.0
  1. 2026-08-31300k
  2. 2026-09-13300k
  3. 2026-09-14300k
Rating
unchanged since 31.08
reviewsrating 4.26-4.27 · 3 readings
2026-09-10: released 3.2.0.0
  1. 2026-08-31reviews638rating4.27
  2. 2026-09-13reviews639rating4.26
  3. 2026-09-14reviews639rating4.26

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.

  • Run its own code on the pages it can access scripting
  • Act on the current tab, but only after you click it activeTab
  • Open a panel beside the page sidePanel
Show the remaining 2
  • Store data in your browser storage
  • Store data in your browser without the usual size limit unlimitedStorage

The full permission history for this extension

Version history

  1. Version 3.2.0.0 · Asked for more permissions (6, was 5)

What changed recently

  1. Package size changed
  2. Asked for more permissions (6, was 5)
  3. Store description rewritten
Show the remaining 1
  1. Released version 3.2.0.0 (was 3.1.1.7)

The publisher

WellDoneCode LLC. Listed website: welldonecode.com.

Like this one

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

  1. Pixel Perfect Advanced Describes nearly the same job, smaller audience 14 users ★ 5.0
  2. Pixel Perfect Pro Describes nearly the same job, with an established audience 10k users ★ 4.4
  3. Design Overlayer Describes nearly the same job, smaller audience 5 users ★ 5.0
  4. DiffPixel Describes nearly the same job, smaller audience 60 users
  5. OverlayX Describes nearly the same job, smaller audience 15 users

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.

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.