Classroom Timer
Chrome extension by Turbo Logic · Productivity · Tools
- Trader
A Chrome extension in Productivity · Tools with 808 users, barely installed. Audience over the last 30 days: +32.
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
- 808
- Users, last 30 days
- +32
- Version
- 1.3
- Updated in the store
- 2025-01-10
- Published
- 2024-02-13
- Manifest
- V3
- Browser access
- 5 permissions
How it has moved
- 2026-10-04786
- 2026-10-08803
- 2026-10-09801
- 2026-10-10794
- 2026-10-11770
- 2026-10-13777
- 2026-10-16775
- 2026-10-18774
- 2026-10-19778
- 2026-10-21793
- 2026-10-22799
- 2026-10-23801
- 2026-10-24773
- 2026-10-25768
- 2026-10-27797
- 2026-10-29808
- 2026-10-30808
- 2026-09-01710
- 2026-09-02723
- 2026-09-04742
- 2026-09-06748
- 2026-09-08728
- 2026-09-09722
- 2026-09-10738
- 2026-09-13750
- 2026-09-15758
- 2026-09-16773
- 2026-09-21788
- 2026-09-25784
- 2026-09-26777
- 2026-09-28776
- 2026-10-04786
- 2026-10-08803
- 2026-10-09801
- 2026-10-10794
- 2026-10-11770
- 2026-10-13777
- 2026-10-16775
- 2026-10-18774
- 2026-10-19778
- 2026-10-21793
- 2026-10-22799
- 2026-10-23801
- 2026-10-24773
- 2026-10-25768
- 2026-10-27797
- 2026-10-29808
- 2026-10-30808
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
No site access is declared in the manifest, so it cannot read the pages you open on its own.
-
See the address and title of every tab you have open
tabs -
Schedule work to run later
alarms -
Show you notifications
notifications
Show the remaining 2
-
Store data in your browser
storage -
Declares
windows
What changed recently
Nothing has moved on this listing since we started watching it.
The publisher
Turbo Logic publishes 6 listings we track, 1k users between them.
-
Brand Detector 181 users
-
Turbo Dash 41 users
-
Cognitive Bias Daily 21 users
Show 2 more from this publisher
-
To-Do List 1984 6 users
-
PeakPositivity | Motivational Quotes 6 users
Like this one
Listings the catalog judges closest in what they say they do.
-
Countdown Timer for Class 172 users
-
Simple Timer 14 users
-
Classroom Timer 292 users
-
Classroom Timer 430 users
-
Timer 4 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.
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The badge shows the audience and rating from our last pass over the store and links back to this page.
[](https://extops.dev/extensions/lkfdohclfbmlacdbnnbocgdbbdfjplaf)<a href="https://extops.dev/extensions/lkfdohclfbmlacdbnnbocgdbbdfjplaf"><img src="https://extops.dev/extensions/lkfdohclfbmlacdbnnbocgdbbdfjplaf/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 2026-10-29. We publish no contact details for extension developers.