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System Monitor

Chrome extension by Rongjian Zhang · Productivity · Developer

  • Featured
  • Established publisher

A Chrome extension in Productivity · Developer with 10 000 users, an established extension.

No site access is declared in the manifest, so it cannot read the pages you open on its own.

What the developer says, and 2 screenshots

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

Users
10 000
Rating
4.6 (53 ratings)
Users, last 9 days
unchanged
Rating, last 30 days
Not watched long enough to say
Version
2.1.2
Updated in the store
2024-09-06
Published
2014-11-09
Manifest
V3
Browser access
4 permissions

How it has moved

Users
unchanged since 01.09
10k · 2 readings
  1. 2026-09-0110k
  2. 2026-09-0910k
Rating
unchanged since 01.09
reviewsrating 4.58 · 2 readings
  1. 2026-09-01reviews53rating4.58
  2. 2026-09-09reviews53rating4.58
Users
unchanged since 01.09
10k · 2 readings
  1. 2026-09-0110k
  2. 2026-09-0910k
Rating
unchanged since 01.09
reviewsrating 4.58 · 2 readings
  1. 2026-09-01reviews53rating4.58
  2. 2026-09-09reviews53rating4.58

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.

  • Store data in your browser storage
  • Read your processor details system.cpu
  • Read how much memory your device has system.memory
Show the remaining 1
  • Read your storage devices system.storage

The full permission history for this extension

What changed recently

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

The publisher

Rongjian Zhang publishes 7 listings we track, 64k users between them.

  1. JSON Viewer Rongjian Zhang · Productivity · Developer · published 2018-03-04 30k users ★ 4.7
  2. Console Importer Rongjian Zhang · Productivity · Developer · published 2017-02-28 10k users ★ 4.7
  3. HTTP Indicator Rongjian Zhang · Productivity · Developer · published 2018-03-24 10k users ★ 4.4
Show 3 more from this publisher
  1. Octohint Rongjian Zhang · Productivity · Developer · published 2017-04-12 3k users ★ 4.6
  2. Memory Monitor Rongjian Zhang · Productivity · Developer · published 2014-11-09 1k users ★ 4.8
  3. QRCode Helper Rongjian Zhang · Productivity · Workflow · published 2019-01-16 22 users

Like this one

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

  1. DepthTerminal System Monitor Describes nearly the same job, smaller audience 4 users
  2. System Monitor Describes nearly the same job, smaller audience 254 users ★ 3.0
  3. SysMonitor Describes nearly the same job, smaller audience 181 users ★ 5.0
  4. System CPU Usage Describes nearly the same job, smaller audience 383 users ★ 4.0
  5. System Monitor Describes nearly the same job, smaller audience 9 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.

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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.