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Class Timer

Chrome extension by AI Webcam Effects · Productivity · Education

A Chrome extension in Productivity · Education with 29 users, barely installed. Audience over the last 30 days: +16.

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
29
Rating
not rated yet
Users, last 30 days
+16
Version
0.2.0
Updated in the store
2026-08-20
Published
2026-08-09
Manifest
V3
Browser access
3 permissions, 1 site pattern

How it has moved

Users
+16 since 01.10
13-29 · 11 readings
  1. 2026-10-0519
  2. 2026-10-0821
  3. 2026-10-0923
  4. 2026-10-1021
  5. 2026-10-1324
  6. 2026-10-1923
  7. 2026-10-2222
  8. 2026-10-2325
  9. 2026-10-2427
  10. 2026-10-2828
  11. 2026-10-3029
Users
+24 since 31.08
5-29 · 23 readings
  1. 2026-08-315
  2. 2026-09-026
  3. 2026-09-057
  4. 2026-09-068
  5. 2026-09-077
  6. 2026-09-088
  7. 2026-09-107
  8. 2026-09-1310
  9. 2026-09-2112
  10. 2026-09-2513
  11. 2026-09-2714
  12. 2026-09-2813
  13. 2026-10-0519
  14. 2026-10-0821
  15. 2026-10-0923
  16. 2026-10-1021
  17. 2026-10-1324
  18. 2026-10-1923
  19. 2026-10-2222
  20. 2026-10-2325
  21. 2026-10-2427
  22. 2026-10-2828
  23. 2026-10-3029

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

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

  • See the address and title of every tab you have open tabs
  • Open a panel beside the page sidePanel
  • 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

AI Webcam Effects publishes 17 listings we track, 117k users between them.

  1. Noise Cancelling App AI Webcam Effects · Productivity · Communication · published 2024-12-04 40k users ★ 4.8
  2. AI Webcam Effects + Recorder: Google Meet, Zoom, Discord & Other Meetings AI Webcam Effects · Productivity · Communication · published 2023-01-31 30k users ★ 3.7
  3. Remote Desktop AI Webcam Effects · Productivity · Workflow · published 2025-03-19 20k users ★ 3.4
Show 5 more from this publisher
  1. Audio Recorder: Free & Unlimited Recordings AI Webcam Effects · Productivity · Tools · published 2025-05-14 7k users ★ 4.8
  2. LookGood Live AI Webcam Effects · Productivity · Communication · published 2024-12-13 6k users ★ 3.6
  3. Record Meetings on Zoom, Microsoft Teams, Google Meet & more AI Webcam Effects · Productivity · Tools · published 2025-05-21 4k users ★ 4.6
  4. Background Noise Remover AI Webcam Effects · Productivity · Tools · published 2025-11-04 2k users ★ 5.0
  5. AI Noise Cancellation For Listeners AI Webcam Effects · Productivity · Tools · published 2025-09-16 2k users ★ 4.8

Like this one

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

  1. Classroom Timer Describes nearly the same job, smaller audience 292 users ★ 5.0
  2. Classroom Timer Describes nearly the same job, smaller audience 430 users ★ 5.0
  3. Class Countdown Timer Describes nearly the same job, smaller audience 6 users
  4. TimerO - Timer, Picker & Planner Describes nearly the same job, smaller audience 53 users ★ 5.0
  5. Timer for Google Slides Describes nearly the same job, smaller audience 5k users ★ 4.5

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

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HTML

<a href="https://extops.dev/extensions/fkbmhinldeilakpomnjldfgiakkfjalb"><img src="https://extops.dev/extensions/fkbmhinldeilakpomnjldfgiakkfjalb/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 2026-10-30. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built