ExtSpot
React Scan icon

React Scan Chrome Extension Analysis

Developer & Designer Tools

Chrome extension ID: anmmhkomejbdklkhoiloeaehppaffmdf

React Scan is a browser-based utility designed to identify performance bottlenecks in React applications. It provides automated detection of optimization opportunities without requiring developers to modify their existing codebase.

Developer:million
Version:1.0.9
Size:268KiB
Last updated:
View developer profile
External:Chrome Web Store

Overview

Installs

10K+

Rating

★ 4.8

20 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

Moderate review signal

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

Listing positioning

React Scan positions itself as a low-friction performance debugging tool that eliminates the need for extensive code changes. It emphasizes ease of use, providing visual performance insights that surpass traditional React dev tools.

Inferred product pattern

Developer utility extension for automated frontend performance monitoring.

Review-backed pain points

Some users have encountered runtime exceptions ('has' on undefined) while using the tool.

Observed feature gaps

No major functional gaps reported beyond specific technical bug reports.

Tags
ReactPerformance ProfilingWeb DevelopmentDebugging
Target users

- React Developers

- Frontend Engineers

- Performance Engineers

Primary use cases

- Detecting React component re-renders

- Identifying performance bottlenecks

- Optimizing frontend application speed

Positive themes

- User-friendly compared to official React dev tools

- High utility for frontend development

Negative themes

- Technical exceptions/runtime errors

Observed friction

- No pricing friction observed in listing or reviews.

Evidence boundary: Evidence gathered from Chrome Web Store description and a small sample of user reviews highlighting utility and minor stability issues. Review sample size is small (20 reviews total), limiting the scope of identified common issues.
Complaint summaries
Review-backed complaint signals grouped by operational area.

Support

No support complaints found.

Reliability

Isolated reports of runtime exceptions impacting tool execution.

Privacy

No privacy complaints found.

Access & pricing

- Free usage observed

- No account requirement observed

- Free plan or free usage claimed

Store listing facts

Listing assets

- Screenshots: 1

- Videos: 0

- Languages: 1

Trust signals

- Privacy policy

- Developer contact

- Support link

Store metadata

- Version: 1.0.9

- Size: 268KiB

- 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

React performance toolReact scan extensiondebug react re-renders

Comparison

React Scan vs React DevTools

Problem

fix slow react componentsreact performance issues

Alternative

react profiler alternative

Similar extensions

Jump to related discovery paths:

More in developerMore from this developer

Screenshots

React Scan screenshot

Links

Privacy policy: https://million.dev/docs/privacy-policy

Support links: https://github.com/aidenybai/react-scan/issues

Recommended Chrome extensions

Related listings from the same category, trending peers, and the same publisher portfolio.

Browse developer
React Grab icon

React Grab

million

Select context for coding agents directly from your website. Makes tools like Cursor, Claude Code, Copilot run up to 3× faster

Installs

403

Rating

★ 5.0

Google Analytics Debugger icon

Google Analytics Debugger

Google Analytics

Prints useful information to the JavaScript console by enabling the debug version of the Google Analytics Javascript.

Installs

600K+

Rating

★ 4.2

Salesforce Inspector Reloaded icon

Salesforce Inspector Reloaded

Thomas Prouvot

Productivity tools for Salesforce administrators and developers to inspect data and metadata directly from the Salesforce UI.

Installs

500K+

Rating

★ 4.8

Tag Assistant Companion icon

Tag Assistant Companion

Google

The Tag Assistant Companion extension works with Tag Assistant to help troubleshoot installation of gtag.js and Google Tag Manager.

Installs

500K+

Rating

★ 3.1

Axure RP Extension for Chrome icon

Axure RP Extension for Chrome

Axure Software Solutions, Inc.

An extension that allows viewing of locally published Axure RP prototypes (HTML files) from Google Chrome.

Installs

500K+

Rating

★ 3.3

daily.dev | Where developers discover what's next icon

daily.dev | Where developers discover what's next

Daily Dev Ltd.

Developer news, personalized to your stack, in every new tab. Join 400,000+ developers. Free and open source.

Installs

400K+

Rating

★ 4.8

Angular DevTools icon

Angular DevTools

Angular

Angular DevTools extends Chrome DevTools adding Angular specific debugging and profiling capabilities.

Installs

400K+

Rating

★ 3.7

SelectorsHub icon

SelectorsHub

Sanjay Kumar | SelectorsHub Founder

Locators Plugin to Auto Generate and Verify Playwright Locators, XPath & CSS Selectors.

Installs

400K+

Rating

★ 4.8

SAML-tracer icon

SAML-tracer

SimpleSAMLphp

A debugger for viewing SAML messages

Installs

400K+

Rating

★ 4.5

CSS Peeper icon

CSS Peeper

CSS Peeper

Inspect website styles in seconds. Supercharge your workflow, and save hours of work.

Installs

400K+

Rating

★ 4.1