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Alarm, Timer & Stopwatch for Browser

Chrome extension by siegeappbrasil · Productivity · Tools

  • Established publisher

A Chrome extension in Productivity · Tools with 326 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 2 screenshots

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

Users
326
Rating
4.3 (6 ratings)
Users, last 16 days
+45
Rating, last 30 days
Not watched long enough to say
Version
1.0.8
Updated in the store
2026-09-16
Published
2026-04-10
Manifest
V3
Browser access
6 permissions, 1 site pattern

How it has moved

Users
+45 since 01.09
281-326 · 10 readings
2026-09-16: released 1.0.8
  1. 2026-09-01281
  2. 2026-09-02286
  3. 2026-09-04300
  4. 2026-09-05303
  5. 2026-09-08304
  6. 2026-09-09307
  7. 2026-09-10311
  8. 2026-09-13323
  9. 2026-09-15326
  10. 2026-09-16326released 1.0.8
Rating
unchanged since 01.09
reviewsrating 4.33 · 10 readings
2026-09-16: released 1.0.8
  1. 2026-09-01reviews6rating4.33
  2. 2026-09-02reviews6rating4.33
  3. 2026-09-04reviews6rating4.33
  4. 2026-09-05reviews6rating4.33
  5. 2026-09-08reviews6rating4.33
  6. 2026-09-09reviews6rating4.33
  7. 2026-09-10reviews6rating4.33
  8. 2026-09-13reviews6rating4.33
  9. 2026-09-15reviews6rating4.33
  10. 2026-09-16reviews6rating4.33released 1.0.8
Users
+45 since 01.09
281-326 · 10 readings
2026-09-16: released 1.0.8
  1. 2026-09-01281
  2. 2026-09-02286
  3. 2026-09-04300
  4. 2026-09-05303
  5. 2026-09-08304
  6. 2026-09-09307
  7. 2026-09-10311
  8. 2026-09-13323
  9. 2026-09-15326
  10. 2026-09-16326released 1.0.8
Rating
unchanged since 01.09
reviewsrating 4.33 · 10 readings
2026-09-16: released 1.0.8
  1. 2026-09-01reviews6rating4.33
  2. 2026-09-02reviews6rating4.33
  3. 2026-09-04reviews6rating4.33
  4. 2026-09-05reviews6rating4.33
  5. 2026-09-08reviews6rating4.33
  6. 2026-09-09reviews6rating4.33
  7. 2026-09-10reviews6rating4.33
  8. 2026-09-13reviews6rating4.33
  9. 2026-09-15reviews6rating4.33
  10. 2026-09-16reviews6rating4.33released 1.0.8

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.

  • See the address and title of every tab you have open tabs
  • Block or redirect requests by rules it declares in advance declarativeNetRequest
  • Schedule work to run later alarms
Show the remaining 3
  • Run work in a hidden page offscreen
  • Store data in your browser storage
  • Declares windows

The full permission history for this extension

Version history

  1. Version 1.0.8

What changed recently

  1. Package size changed
  2. Released version 1.0.8 (was 1.0.7)

The publisher

siegeappbrasil publishes 13 listings we track, 3k users between them.

  1. Clock, Alarm, Timer & Stopwatch siegeappbrasil · Productivity · Tools · published 2026-02-14 1k users ★ 4.6
  2. Image Downloader Assistant - Batch Save Images siegeappbrasil · Productivity · Tools · published 2026-02-15 407 users ★ 5.0
  3. Undo Closed Tabs – Reopen Last Tab siegeappbrasil · Productivity · Tools · published 2026-01-20 293 users ★ 5.0
Show 5 more from this publisher
  1. Video Speed Controller - Universal Video Playback Speed siegeappbrasil · Make Chrome Yours · Functionality · published 2026-05-09 120 users ★ 5.0
  2. Monitix – Stock & Crypto Price Alert & Tracker siegeappbrasil · Productivity · Tools · published 2026-03-01 94 users ★ 4.3
  3. QR Code Generator & Reader siegeappbrasil · Productivity · Tools · published 2026-02-06 75 users ★ 5.0
  4. Calculator Plus - Dark Mode & Keyboard siegeappbrasil · Productivity · Tools · published 2026-02-25 54 users ★ 5.0
  5. Full Page Capture - Screenshot Tool siegeappbrasil · Productivity · Tools · published 2026-02-14 44 users ★ 5.0

Like this one

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

  1. Alarm, Timer and Stopwatch Describes nearly the same job, with an established audience 80k users ★ 4.4
  2. Alarm Clock Describes nearly the same job, smaller audience 3k users ★ 1.8
  3. Timer, Alarm & Stopwatch Describes nearly the same job, with an established audience 30k users ★ 3.1
  4. Minimalist Stopwatch & Timer Describes nearly the same job, smaller audience 16 users
  5. Online Alarm Clock — Alarm, Pomodoro & Stopwatch Describes nearly the same job, smaller audience 120 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.

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.