
Technology profiler for websites
Visit WebsiteReviews onG2Capterra
66 reviews trackedThe Bottom Line
Entry price
Free plan available, paid tiers above
Biggest pro
Tech stack detection
Biggest con
Limited free lookups
TL;DR - Wappalyzer
- Wappalyzer is a technology profiler for websites
- It identifies CMS, frameworks, and tools used by any website
- Free browser extension, API plans available
Pricing: Free plan available
Best for: Growing teams
4.8/5 across review platforms
What is Wappalyzer?
Wappalyzer identifies technologies on websites. See what sites are built with-technology detection for research and sales.
The detection is comprehensive. The browser extension is convenient. The data informs decisions.
Researchers and sales teams wanting technology insights use Wappalyzer for site analysis.
Available on: Web
Pros & Cons
Pros
- Tech stack detection
- Browser extension
- API available
- Good accuracy
- Lead generation
Cons
- Limited free lookups
- API expensive
- Accuracy varies
- Privacy concerns
- Enterprise pricing
Ratings Across the Web
4.8(66 reviews)
Ratings aggregated from independent review platforms. Learn more
Key Features
Technology detectionBrowser extensionAPI accessCRM integrationLead listsWebsite profiling
Pricing Plans
Pricing checked Jul 9, 2026
Free
Free
Extension
- Tech detection
- Browser extension
- Basic lookup
Most Popular
Pro
$99/month
API
- API access
- Bulk lookup
- Lead lists
Reviews

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4.8/5
Across 66 verified user reviews on G2, Capterra
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Wappalyzer FAQ
How does Wappalyzer assist with SEO analysis?
Wappalyzer helps with SEO analysis by identifying the underlying technologies used on websites. This technology detection capability provides insights for researchers and sales teams looking to understand site structures and inform their strategies.
What kind of user benefits most from Wappalyzer?
Wappalyzer is best suited for researchers and sales teams who need technology insights for site analysis. Its comprehensive technology detection helps these users make informed decisions.
How is Wappalyzer priced?
Wappalyzer is available on a free tier, which offers basic usage. For more extensive usage and additional features, users can opt for one of the paid plans.
Can Wappalyzer be used for lead generation?
Yes, Wappalyzer includes lead generation as one of its strengths. Its ability to identify technologies on websites can provide valuable data for sales teams.
What are the main limitations of Wappalyzer?
Wappalyzer has limitations such as limited free lookups and an expensive API. Additionally, its accuracy can vary, and there are privacy concerns associated with its use.
How does Wappalyzer compare to Builtwith?
Wappalyzer, like Builtwith, focuses on technology detection for websites. Wappalyzer offers a convenient browser extension and an API, providing comprehensive technology insights for research and sales.
Source: wappalyzer.com