Ext Ops Panel
Open dashboard

Alarm, Timer & Stopwatch for Browser

Chrome extension by siegeappbrasil · Productivity · Tools

A Chrome extension in Productivity · Tools with 440 users, barely installed. Audience over the last 30 days: +31.

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
440
Rating
4.5 (8 ratings)
Users, last 30 days
+31
Rating, last 30 days
+0.07 in 30 days
Version
1.0.9
Updated in the store
2026-10-21
Published
2026-04-10
Manifest
V3
Browser access
6 permissions, 1 site pattern

How it has moved

Users
+31 since 09.10
400-457 · 22 readings
2026-10-22: released 1.0.9
  1. 2026-10-09409
  2. 2026-10-10408
  3. 2026-10-11400
  4. 2026-10-13401
  5. 2026-10-16416
  6. 2026-10-18418
  7. 2026-10-19417
  8. 2026-10-21418
  9. 2026-10-22423released 1.0.9
  10. 2026-10-23425
  11. 2026-10-24430
  12. 2026-10-25433
  13. 2026-10-26434
  14. 2026-10-28440
  15. 2026-10-29437
  16. 2026-10-30445
  17. 2026-11-01457
  18. 2026-11-02448
  19. 2026-11-04445
  20. 2026-11-06444
  21. 2026-11-07441
  22. 2026-11-08440
Rating
+0.07 since 09.10
reviewsrating 4.43-4.50 · 22 readings
2026-10-22: released 1.0.9
  1. 2026-10-09reviews7rating4.43
  2. 2026-10-10reviews7rating4.43
  3. 2026-10-11reviews7rating4.43
  4. 2026-10-13reviews7rating4.43
  5. 2026-10-16reviews7rating4.43
  6. 2026-10-18reviews7rating4.43
  7. 2026-10-19reviews7rating4.43
  8. 2026-10-21reviews7rating4.43
  9. 2026-10-22reviews7rating4.43released 1.0.9
  10. 2026-10-23reviews7rating4.43
  11. 2026-10-24reviews7rating4.43
  12. 2026-10-25reviews7rating4.43
  13. 2026-10-26reviews8rating4.50
  14. 2026-10-28reviews8rating4.50
  15. 2026-10-29reviews8rating4.50
  16. 2026-10-30reviews8rating4.50
  17. 2026-11-01reviews8rating4.50
  18. 2026-11-02reviews8rating4.50
  19. 2026-11-04reviews8rating4.50
  20. 2026-11-06reviews8rating4.50
  21. 2026-11-07reviews8rating4.50
  22. 2026-11-08reviews8rating4.50
Users
+159 since 01.09
281-457 · 38 readings
2026-09-16: released 1.0.82026-10-22: released 1.0.9
  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. 2026-09-17324
  11. 2026-09-20339
  12. 2026-09-25356
  13. 2026-09-26354
  14. 2026-09-28352
  15. 2026-10-04401
  16. 2026-10-08410
  17. 2026-10-09409
  18. 2026-10-10408
  19. 2026-10-11400
  20. 2026-10-13401
  21. 2026-10-16416
  22. 2026-10-18418
  23. 2026-10-19417
  24. 2026-10-21418
  25. 2026-10-22423released 1.0.9
  26. 2026-10-23425
  27. 2026-10-24430
  28. 2026-10-25433
  29. 2026-10-26434
  30. 2026-10-28440
  31. 2026-10-29437
  32. 2026-10-30445
  33. 2026-11-01457
  34. 2026-11-02448
  35. 2026-11-04445
  36. 2026-11-06444
  37. 2026-11-07441
  38. 2026-11-08440
Rating
+0.17 since 01.09
reviewsrating 4.33-4.50 · 38 readings
2026-09-16: released 1.0.82026-10-22: released 1.0.9
  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. 2026-09-17reviews6rating4.33
  11. 2026-09-20reviews6rating4.33
  12. 2026-09-25reviews7rating4.43
  13. 2026-09-26reviews7rating4.43
  14. 2026-09-28reviews7rating4.43
  15. 2026-10-04reviews7rating4.43
  16. 2026-10-08reviews7rating4.43
  17. 2026-10-09reviews7rating4.43
  18. 2026-10-10reviews7rating4.43
  19. 2026-10-11reviews7rating4.43
  20. 2026-10-13reviews7rating4.43
  21. 2026-10-16reviews7rating4.43
  22. 2026-10-18reviews7rating4.43
  23. 2026-10-19reviews7rating4.43
  24. 2026-10-21reviews7rating4.43
  25. 2026-10-22reviews7rating4.43released 1.0.9
  26. 2026-10-23reviews7rating4.43
  27. 2026-10-24reviews7rating4.43
  28. 2026-10-25reviews7rating4.43
  29. 2026-10-26reviews8rating4.50
  30. 2026-10-28reviews8rating4.50
  31. 2026-10-29reviews8rating4.50
  32. 2026-10-30reviews8rating4.50
  33. 2026-11-01reviews8rating4.50
  34. 2026-11-02reviews8rating4.50
  35. 2026-11-04reviews8rating4.50
  36. 2026-11-06reviews8rating4.50
  37. 2026-11-07reviews8rating4.50
  38. 2026-11-08reviews8rating4.50

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
  • 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 1.0.9
  2. Version 1.0.8

What changed recently

  1. Released version 1.0.9 (was 1.0.8)
  2. Package size changed
  3. Released version 1.0.8 (was 1.0.7)

The publisher

siegeappbrasil publishes 13 listings we track, 4k users between them.

  1. Clock, Alarm, Timer & Stopwatch siegeappbrasil · Productivity · Tools · published 2026-02-14 2k users ★ 4.7
  2. Image Downloader Assistant - Batch Save Images siegeappbrasil · Productivity · Tools · published 2026-02-15 455 users ★ 5.0
  3. Undo Closed Tabs – Reopen Last Tab siegeappbrasil · Productivity · Tools · published 2026-01-20 325 users ★ 5.0
Show 5 more from this publisher
  1. Video Speed Controller - Universal Video Playback Speed siegeappbrasil · Make Chrome Yours · Functionality · published 2026-05-09 136 users ★ 5.0
  2. Monitix – Stock & Crypto Price Alert & Tracker siegeappbrasil · Productivity · Tools · published 2026-03-01 109 users ★ 4.3
  3. QR Code Generator & Reader siegeappbrasil · Productivity · Tools · published 2026-02-06 54 users ★ 5.0
  4. One-Click Cleaner - History, Cache & Cookies siegeappbrasil · Productivity · Tools · published 2026-04-27 47 users ★ 5.0
  5. Calculator Plus - Dark Mode & Keyboard siegeappbrasil · Productivity · Tools · published 2026-02-25 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 90k users ★ 4.3
  2. Alarm Clock Describes nearly the same job, smaller audience 4k users ★ 1.8
  3. Timer, Alarm & Stopwatch Describes nearly the same job, with an established audience 40k users ★ 3.1
  4. Alarm Timer Describes nearly the same job, smaller audience 38 users ★ 5.0
  5. Minimalist Stopwatch & Timer Describes nearly the same job, smaller audience 23 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.

Want this mark on your extension in our catalog?

Verify that you are its author and you can show this mark on the card, with live banners for your site and README. How verification works

Connect it to Ext Ops Panel and see installs, uninstalls and uninstall reasons as events arrive, not as a weekly summary.

Connect it in a minute See what the panel does
Add a badge to your README or site

The badge shows the audience and rating from our last pass over the store and links back to this page.

Users and rating on Ext Ops Panel

Markdown

[![Users and rating on Ext Ops Panel](https://extops.dev/extensions/dobehameiiojoddgpdjjgonghbjejfjk/badge.svg)](https://extops.dev/extensions/dobehameiiojoddgpdjjgonghbjejfjk)

HTML

<a href="https://extops.dev/extensions/dobehameiiojoddgpdjjgonghbjejfjk"><img src="https://extops.dev/extensions/dobehameiiojoddgpdjjgonghbjejfjk/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 2026-11-08. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built