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Browser Extensions · head to head

React Developer Tools vs Wappalyzer

React Developer Tools logo

React Developer Tools

Browser Extensions

Debug React applications in your browser

From
Free
Rated
-
Full reviewWebsite
Wappalyzer logo

Wappalyzer

Browser Extensions

Identify web technologies

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: React Developer Tools react Developer Tools is only available as a Chrome browser extension. No support for other browsers mentioned.; Wappalyzer cannot detect server-side or hidden technologies without client-side footprints
  • They diverge on capability: React Developer Tools covers Component inspection, Wappalyzer covers Technology detection.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which React Developer Tools and Wappalyzer actually diverge.

Attributes where React Developer Tools and Wappalyzer differ
AttributeReact Developer ToolsWappalyzer
Pricing modelfreeUnknown
PlatformsChrome, Firefox, EdgeChrome, Firefox, Edge, Web
Founded20042009

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Browser Extensions).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in React Developer Tools

  • Component inspection
  • Props/State viewing
  • Performance profiler
  • Hooks debugging

Only in Wappalyzer

  • Technology detection
  • CMS identification
  • Framework analysis
  • Analytics tracking

Both cover

  • Chrome support
  • Firefox support
  • Edge support

What people use each for

The jobs each tool is most often brought in to do.

React Developer Tools

  • Debugging React components during developmentnot Wappalyzer
  • Inspecting component state and propsnot Wappalyzer
  • Performance profiling of React applicationsnot Wappalyzer

Wappalyzer

  • Building target prospect lists filtered by specific technology adoptionnot React Developer Tools
  • Detecting when competitors migrate to new development stacksnot React Developer Tools
  • Enriching CRM records with discovered technology stack informationnot React Developer Tools
  • Identifying timing signals from prospect infrastructure changesnot React Developer Tools

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

React Developer Tools

  • React Developer Tools is only available as a Chrome browser extension. No support for other browsers mentioned.

Wappalyzer

  • Cannot detect server-side or hidden technologies without client-side footprints
  • Went closed-source in 2023; self-hosting now difficult without maintaining community forks
  • Data export features locked to Business plan ($450/month) minimum

Pricing, plan by plan

React Developer Tools

Free
  • FreeFree
    • Component tree
    • Props inspection
    • State tracking

Wappalyzer

Free

No published plan breakdown. See the Wappalyzer review.

Which should you pick?

Choose React Developer Tools if

  • You need component inspection.
  • You want to start without paying.
  • You work on Chrome, Firefox, Edge.
  • You also want props/state viewing.
React Developer Tools review

Choose Wappalyzer if

  • You need technology detection.
  • You want to start without paying.
  • You work on Chrome, Firefox, Edge, Web.
  • You also want cms identification.
Wappalyzer review

Questions people ask

Is React Developer Tools or Wappalyzer better?
Neither clearly leads. React Developer Tools starts at Free and Wappalyzer at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, React Developer Tools or Wappalyzer?
React Developer Tools starts at Free and Wappalyzer at Free.
Does React Developer Tools or Wappalyzer run on more platforms?
React Developer Tools runs on Chrome, Firefox, Edge. Wappalyzer runs on Chrome, Firefox, Edge, Web.
Can I use React Developer Tools for free?
Both have a free tier, so you can try either at no cost before committing.
What is React Developer Tools best used for?
React Developer Tools is most often used for debugging react components during development, inspecting component state and props, performance profiling of react applications. Of those, debugging react components during development and inspecting component state and props are not what Wappalyzer is typically brought in for.
What can React Developer Tools do that Wappalyzer cannot?
React Developer Tools covers Component inspection, Props/State viewing, Performance profiler, Hooks debugging. Wappalyzer covers Technology detection, CMS identification, Framework analysis, Analytics tracking. Both handle Chrome support, Firefox support, Edge support.

Answered from the vendors’ own pages

React Developer Tools: How much does React Developer Tools cost?

React Developer Tools is completely free. It is a free browser extension with no subscription fees or costs.

Source
Wappalyzer: Does Wappalyzer have a free version?

Yes. Wappalyzer's browser extension is completely free and provides unlimited technology lookups with no account required. The free tier includes basic website technology detection across all categories.

Source
React Developer Tools: Is React Developer Tools available for download?

Yes. React Developer Tools is available as a free extension on the Chrome Web Store for download at no cost.

Source
Wappalyzer: What are the paid pricing tiers for Wappalyzer?

Wappalyzer's paid plans start at $250/month for Pro (5,000 lookups, 1 user), $450/month for Business (20,000 lookups, 5 users, API access), and $850+/month for Enterprise (200,000+ lookups, 25+ users). Annual billing offers 17% discount.

Source
Wappalyzer: Can Wappalyzer detect all website technologies?

Wappalyzer detects over 1,000 technologies but cannot detect server-side or hidden technologies, backend infrastructure, internal databases, or ERP systems with no client-side footprint.

Source
Wappalyzer: Can Wappalyzer be self-hosted?

Wappalyzer went closed-source in 2023 when the GitHub repository was taken down. It can be deployed via Docker or npm, but the community-contributed fingerprint database is now part of the commercial product. Open-source forks are available but not officially maintained.

Source
Wappalyzer: What integrations does Wappalyzer offer?

Wappalyzer integrates with CRM systems like Salesforce and HubSpot, and supports lead list exports and API access for business users on paid plans.

Source
Wappalyzer: When does Wappalyzer data export become available?

Data export and lead list generation features are only available on the Business plan ($450/month) and above, not on the Pro tier.

Source
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