Cog - System Info Viewer

Display lots of useful hardware and network info

As of May 2026, Cog - System Info Viewer has 100,000 users and a 4.46/5 rating from 327 reviews in the Developer Tools category.

Usersdown 50.0 percent50.0%
100.0K
100,000
Ratingno change0%
4.46
327 reviews
Reviewsup 0.3 percent+0.3%
327
Version
0.0.14
Manifest V2
90-day change · In the last 90 days this extension lost 100.0K users.

History

2 snapshots

Tracking since May 1, 2026.

208.0K150.0K92.0KMay 1, 2026May 30, 2026
View as table
DateUsersRatingReviewsVersion
May 1, 2026200.0K4.463260.0.14
May 30, 2026200.0K4.463270.0.14
Now100.0K4.463270.0.14

Permissions & access

Permissions
storagesystem.cpusystem.displaysystem.memorysystem.networksystem.storage
Host access
None declared

Screenshots

Cog - System Info Viewer screenshot 1

About

Just a simple Chrome App to showcase chrome.system.* APIs.

Check out public source at https://github.com/beaufortfrancois/cog-chrome-app

Changelog:

0.0.14:
- Show CPU temperature in Fahrenheit on click (Chrome OS only)
- Add display mode refresh rate in hertz.


0.0.13:
- Added CPU temperatures (Chrome OS only)

0.0.12 (works best with Chrome 42):
- Added window frame color

0.0.11:
- Fixed CPU Usage (again)

0.0.10:
- Fixed vertical scrolling.

0.0.9:
- Fixed High CPU Usage.

0.0.8:
- Added External and Internal Storage.

0.0.7:
- Fixed CPU Usage thanks to Christopher!

Technical

Version
0.0.14
Manifest
V2
Size
74.43KiB
Min Chrome
23
Languages
1
Featured
No

Metadata

ID
difcjdggkffcfgcfconafogflmmaadco
Developer ID
uf4ff407daf9a4dcc133001859fc9600f
Developer Email
Created
Aug 5, 2014
Last Updated (Store)
Jun 19, 2018
Last Scraped
May 30, 2026
Website
Privacy Policy

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Data sourced from the Chrome Web Store · last verified May 30, 2026.