Softwr

Browser Extensions · head to head

Redux DevTools vs SimilarWeb

Redux DevTools logo

Redux DevTools

Browser Extensions

Debug Redux state changes in your browser

From
Free
Rated
-
Full reviewWebsite
SimilarWeb logo

SimilarWeb

Browser Extensions

Website traffic and competitive analysis

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Redux DevTools significant performance overhead when tracking large state trees with many action history entries; SimilarWeb browser extension data accuracy is lower than full platform
  • They diverge on capability: Redux DevTools covers Action history, SimilarWeb covers Traffic analytics.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Redux DevTools and SimilarWeb actually diverge.

Attributes where Redux DevTools and SimilarWeb differ
AttributeRedux DevToolsSimilarWeb
Pricing modelopen-sourcefreemium
PlatformsChrome, Firefox, Edge, ElectronWeb, Browser Extension
Founded20152007

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 Redux DevTools

  • Action history
  • State diff
  • Time-travel debugging
  • State export

Only in SimilarWeb

  • Traffic analytics
  • Audience insights
  • Competitor research
  • Industry analysis

Both cover

  • Chrome support
  • Firefox support
  • Edge support

What people use each for

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

Redux DevTools

  • Redux development and debugging tool for JavaScript applicationsnot SimilarWeb
  • Action replay and time-travel debugging for state managementnot SimilarWeb

SimilarWeb

  • Analyzing competitor advertising across display, search, socialnot Redux DevTools
  • Understanding traffic loss to search and AI recommendationsnot Redux DevTools
  • Tracking brand visibility across ChatGPT and AI chatbotsnot Redux DevTools
  • Optimizing Amazon product placement with marketplace analyticsnot Redux DevTools
  • Identifying high-intent prospects at optimal buying momentsnot Redux DevTools

Where each one falls short

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

Redux DevTools

  • Significant performance overhead when tracking large state trees with many action history entries
  • Memory consumption increases with action history, especially with large datasets of 11,000+ records
  • UI becomes sluggish when LogMonitor contains many actions in history
  • Requires manual configuration of maxAge and sanitizers to optimize performance

SimilarWeb

  • Browser extension data accuracy is lower than full platform
  • Full platform pricing is not transparent and requires quote-based inquiry

Pricing, plan by plan

Redux DevTools

Free

No published plan breakdown. See the Redux DevTools review.

SimilarWeb

Free
  • FreeFree
    • Traffic overview
    • Engagement metrics
    • Similar sites

Which should you pick?

Choose Redux DevTools if

  • You need action history.
  • You want to start without paying.
  • You work on Chrome, Firefox, Edge, Electron.
  • You also want state diff.
Redux DevTools review

Choose SimilarWeb if

  • You need traffic analytics.
  • You want to start without paying.
  • You work on Web, Browser Extension.
  • You also want audience insights.
SimilarWeb review

Questions people ask

Is Redux DevTools or SimilarWeb better?
Neither clearly leads. Redux DevTools starts at Free and SimilarWeb at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Redux DevTools or SimilarWeb?
Redux DevTools starts at Free and SimilarWeb at Free.
Does Redux DevTools or SimilarWeb run on more platforms?
Redux DevTools runs on Chrome, Firefox, Edge, Electron. SimilarWeb runs on Web, Browser Extension.
Can I use Redux DevTools for free?
Both have a free tier, so you can try either at no cost before committing.
What is Redux DevTools best used for?
Redux DevTools is most often used for redux development and debugging tool for javascript applications, action replay and time-travel debugging for state management. Of those, redux development and debugging tool for javascript applications and action replay and time-travel debugging for state management are not what SimilarWeb is typically brought in for.
What can Redux DevTools do that SimilarWeb cannot?
Redux DevTools covers Action history, State diff, Time-travel debugging, State export. SimilarWeb covers Traffic analytics, Audience insights, Competitor research, Industry analysis. Both handle Chrome support, Firefox support, Edge support.

Answered from the vendors’ own pages

Redux DevTools: Is Redux DevTools free?

Yes, Redux DevTools is completely free and open-source under the MIT license. It is available as a browser extension for Chrome, Firefox, and Edge, and can also be used as a standalone app or React component.

Source
SimilarWeb: How much does Similarweb cost?

Similarweb does not publish pricing. Custom packages are available for businesses and enterprises. Self-service options are available for entrepreneurs and small teams. Customers must start a free trial or contact sales to receive a quote.

Source
Redux DevTools: What browsers does Redux DevTools support?

Redux DevTools is available as a browser extension for Chrome, Firefox, and Edge. It can also be integrated directly into applications as a React component or standalone app.

Source
SimilarWeb: Does Similarweb offer a free trial?

Yes. Similarweb offers free trials for its various products. Users can start a free trial through their registration page or contact support to switch between different product trials.

Source
Redux DevTools: Does Redux DevTools work with production builds?

Redux DevTools is designed for development and should be disabled in production builds. Keeping it enabled in production can impact application performance due to state logging overhead.

Source
SimilarWeb: What products does Similarweb offer?

Similarweb offers the Competitive Intelligence Suite, Strategic SEO Suite, Ads Intelligence Suite, Gen AI Intelligence Suite, AI Studio with natural language queries, custom data feeds, API access, and managed services with custom dashboards.

Source
Redux DevTools: How do I enable time-travel debugging with Redux DevTools?

Redux DevTools allows you to step back through dispatched actions, canceling actions to return to previous application states. This time-travel debugging is built into the core functionality of the extension.

Source
Share

Related pages

More on Redux DevTools

More on SimilarWeb

Keep looking

Other head to heads