Custom UserAgent String icon

Custom UserAgent String Chrome Extension Analysis

Developer & Designer Tools

Chrome extension ID: lejiafennghcpgmbpiodgofeklkpahoe

A browser extension that allows users to override the default user-agent for specific URLs or domains. It includes an on/off toggle and a collection of pre-set mobile and desktop identities.

Developer:Grephy
Version:0.2.5
Size:491KiB
Last updated:

Overview

Installs

30K+

Rating

3.8

37 reviews

Languages

1 locales

Includes English

Market analysis

Review-backed positioning, friction, and market signals for this Chrome extension.

Backed by review samples

Macro category

Developer & Designer Tools

Pricing friction

Low review signal

Complaint intensity

High review signal

Listing & review signals
Observed signals from store listing text and review samples.

Listing positioning

The extension positions itself as a utility to easily change the browser's user-agent string on a site-specific basis. It offers a library of over 100 sample user-agent strings for various desktop and mobile platforms.

Inferred product pattern

A specialized developer utility for user-agent spoofing that currently faces challenges with browser compatibility and user interface modernization.

Review-backed pain points

Users report the extension often fails to work or interferes with site functionality, such as preventing YouTube comments. There are also complaints about it being outdated and lacking modern UI features.

Observed feature gaps

Users identified a lack of wildcard support for URL patterns, no option to backup/export settings, and no ability to switch user agents directly from the toolbar popup.

Tags
User Agent SwitcherDeveloper ToolsBrowser CustomizationMobile Emulation
Target users

- Web Developers

- QA Testers

- Mobile Web Designers

Primary use cases

- Testing website responsiveness on mobile user-agents

- Accessing mobile-only features on desktop browsers

- Debugging site-specific browser behavior

Positive themes

- Useful for simulating mobile behavior on specific sites like Instagram

- Provides a convenient list of sample user-agent strings

Negative themes

- Broken functionality on newer Chrome versions

- Poor UI/UX design

- Lack of wildcard support

- Missing backup/export features

Observed friction

- Performance complaints detected

- No pricing friction observed in the provided data.

Evidence boundary: Analysis based on Chrome Web Store description and a sample of 10 user reviews. The review sample is small and contains a high concentration of low-rating reviews, which may skew the sentiment profile.
Complaint summaries
Review-backed complaint signals grouped by operational area.

Support

Users report the need for updates to maintain compatibility with modern browser versions.

Reliability

Significant reliability issues reported, including claims that the extension 'does not work at all' or breaks existing site features.

Privacy

No privacy complaints found.

Access & pricing

- No clear monetization signal

- No account requirement observed

- No clear pricing signal

Store listing facts

Listing assets

- Screenshots: 2

- Videos: 1

- Languages: 1

Trust signals

- Developer contact

- Official website

Store metadata

- Version: 0.2.5

- Size: 491KiB

- Last updated:

Listing SEO keywords

Search intent keywords
Keyword signals for evaluating how users may discover, compare, or search for this extension category.

Core discovery

custom user agent stringchange user agent chromeuser agent switchermobile user agent simulator

Comparison

user agent switcherspoof user agent

Problem

browser user agent changetest mobile website on desktop

Alternative

User-Agent Switcher and ManagerMobile Simulator

Similar extensions

Jump to related discovery paths:

Screenshots

Custom UserAgent String screenshot
Custom UserAgent String screenshot

Links

Website: mybrowseraddon.com

Videos: Watch

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