Useful icon

Useful

by mikexia930 · Developer Tools
Manifest V3 Free
View in Chrome Web Store Data as of 15 Oct 2026

Developer's Tool Packages, Just for simple.

Users
695
−18 in 30 days
Rating
5.0 / 5
unchanged in 30 days
Ratings
3
0 in 30 days
Store rank
#37K
#31K among extensions
Version
2.2.9
updated 19 Mar 2025

Users

monthly, 3 years
6400795Aug 2023Apr 2025Oct 2026
Latest, 15 Oct 2026: 695 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years
023Aug 2023Apr 2025Oct 2026
Latest, 15 Oct 2026: 3 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Useful

Web Developer's Tool Packages, You can test API and format API data, JSON beauty and more tools. Just for help you easy in Develop。

Growth

WindowUsersChangeRatingsRating
7 days+97+16.2%00.00
30 days−18−2.5%00.00
6 months−34−4.7%00.00
1 year−7−1.0%00.00

Version history

18 versions recorded
2.2.919 Mar 2025
2.2.827 Jan 2025
2.2.723 Jan 2025
2.2.66 Aug 2024
2.2.55 Aug 2024
2.2.415 Jun 2024
2.2.316 May 2024
2.2.222 Feb 2024

Details

Category
Developer Tools
First seen
19 Mar 2025
Size
11.9 MB
Languages
en-US, zh-CN
Pricing
Free
Support
github.com
Extension ID
jehfpibockhfcjkcaefhilkejbbicbkn

Permissions and risk

Moderate riskimpact 2, likelihood 2
Permissions
downloads
Site access
<all_urls>
Can read and change data on every website you visit.

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