UserAgent & Misc Headers icon

UserAgent & Misc Headers

by Sheentee - Extensions · Developer Tools
Manifest V3 Free
View in Chrome Web Store Data as of 16 Oct 2026

Modify User-Agent and inject custom headers per tab.

Users
7
−3 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#221K
#185K among extensions
Version
1.1
updated 28 Apr 2026

Users

monthly, 10 months
047Dec 2025Jun 2026Oct 2026
Latest, 16 Oct 2026: 7 usersMove the mouse over the chart for any month

Ratings count

monthly, 10 months
001Dec 2025Jun 2026Oct 2026
Latest, 16 Oct 2026: 0 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 UserAgent & Misc Headers

Browser extension to allow manipulation of browser User-Agent string and to add custom headers to requests. This can be active for selected tabs. This functionality is useful for certain web application testing steps.

Growth

WindowUsersChangeRatingsRating
7 days−1−12.5%00.00
30 days−3−30.0%00.00
6 months+4+133.3%00.00

Version history

2 versions recorded
1.128 Apr 2026
1.010 Dec 2025

Details

Category
Developer Tools
First seen
10 Dec 2025
Size
48 KB
Languages
en-GB
Pricing
Free
Support
github.com
Extension ID
pkpalijcjebnhaiegeecfjpbohohkhfl

Permissions and risk

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

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