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ClassInTheBox

Chrome extension by therealclassinthebox · Productivity · Education

A Chrome extension in Productivity · Education with 1 000 users, a small but real audience.

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
1 000
Rating
5.0 (8 ratings)
Users, last 16 days
unchanged
Rating, last 30 days
Not watched long enough to say
Version
3.0.2
Updated in the store
2025-08-05
Published
2021-10-07
Manifest
V3
Browser access
5 permissions, 7 site patterns

How it has moved

Users
unchanged since 31.08
1k · 2 readings
  1. 2026-08-311k
  2. 2026-09-151k
Rating
unchanged since 31.08
reviewsrating 5.00 · 2 readings
  1. 2026-08-31reviews8rating5.00
  2. 2026-09-15reviews8rating5.00
Users
unchanged since 31.08
1k · 2 readings
  1. 2026-08-311k
  2. 2026-09-151k
Rating
unchanged since 31.08
reviewsrating 5.00 · 2 readings
  1. 2026-08-31reviews8rating5.00
  2. 2026-09-15reviews8rating5.00

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.

  • Capture the contents of your screen desktopCapture
  • See the address and title of every tab you have open tabs
  • Run its own code on the pages it can access scripting
Show the remaining 2
  • 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

therealclassinthebox.

Like this one

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  3. HostMyVideo - Screen + Cam Recorder Describes nearly the same job, smaller audience 8 users ★ 5.0
  4. Recording Plugin | edvi Describes nearly the same job, smaller audience 16 users
  5. Recourse Screen Recorder Describes nearly the same job, smaller audience 3 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?

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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.