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Performance Monitor

Chrome extension by performancemonitorextension · Productivity · Developer

A Chrome extension in Productivity · Developer with 413 users, barely installed.

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
413
Rating
4.5 (2 ratings)
Users, last 18 days
-3
Rating, last 30 days
Not watched long enough to say
Version
0.0.0.1
Updated in the store
2023-08-16
Published
2023-08-16
Manifest
V3
Browser access
5 permissions

How it has moved

Users
-3 since 01.09
411-416 · 8 readings
  1. 2026-09-01416
  2. 2026-09-03412
  3. 2026-09-05411
  4. 2026-09-07411
  5. 2026-09-10415
  6. 2026-09-13412
  7. 2026-09-17413
  8. 2026-09-18413
Rating
unchanged since 01.09
reviewsrating 4.50 · 8 readings
  1. 2026-09-01reviews2rating4.50
  2. 2026-09-03reviews2rating4.50
  3. 2026-09-05reviews2rating4.50
  4. 2026-09-07reviews2rating4.50
  5. 2026-09-10reviews2rating4.50
  6. 2026-09-13reviews2rating4.50
  7. 2026-09-17reviews2rating4.50
  8. 2026-09-18reviews2rating4.50
Users
-3 since 01.09
411-416 · 8 readings
  1. 2026-09-01416
  2. 2026-09-03412
  3. 2026-09-05411
  4. 2026-09-07411
  5. 2026-09-10415
  6. 2026-09-13412
  7. 2026-09-17413
  8. 2026-09-18413
Rating
unchanged since 01.09
reviewsrating 4.50 · 8 readings
  1. 2026-09-01reviews2rating4.50
  2. 2026-09-03reviews2rating4.50
  3. 2026-09-05reviews2rating4.50
  4. 2026-09-07reviews2rating4.50
  5. 2026-09-10reviews2rating4.50
  6. 2026-09-13reviews2rating4.50
  7. 2026-09-17reviews2rating4.50
  8. 2026-09-18reviews2rating4.50

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing 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

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
  • See the browser's internal processes processes
  • Read your processor details system.cpu
Show the remaining 2
  • Read your display setup system.display
  • Read how much memory your device has system.memory

The full permission history for this extension

What changed recently

Nothing has moved on this listing since we started watching it.

The publisher

performancemonitorextension.

Like this one

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

  1. Tab Manager & Resource Monitor – CPU, RAM Usage per Tab Describes nearly the same job, smaller audience 440 users ★ 3.0
  2. Metricly - RAM & Ping Monitor Describes nearly the same job, smaller audience 126 users ★ 5.0
  3. Tab Resource Usage Dashboard Describes nearly the same job, smaller audience 79 users
  4. System Monitor for CPU / Memory Describes nearly the same job, smaller audience 3k users ★ 4.6
  5. Monitor de Rendimiento Describes nearly the same job, smaller audience 5 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?

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.