BuiltWith
Data Enrichment & IntentTechnology lookup and lead generation platform that identifies tech stacks on 673M+ websites for competitive intelligence and prospecting.
BuiltWith is a technology profiling platform that tracks 112,988+ web technologies across 673 million websites, providing deep insights into competitors' and prospects' tech stacks. It offers lead generation by filtering companies by technology usage, location, traffic, and vertical, making it essential for targeted ABM campaigns. The platform includes market share analytics, historical technology trends dating back to 1985, and eCommerce data covering 2 billion products. While powerful for sales intelligence and competitive research, the learning curve can be steep for maximizing advanced filtering and API capabilities.
Best for
Sales and RevOps teams running technology-based ABM campaigns who need to identify prospects using specific tech stacks at scale.
Editorial profile generated March 19, 2026 · pricing & endpoint re-verified continuously (see badges above)
26/50
Overall Score
API Quality
8/10
GTM Relevance
18/20
PricingFreemium
Complexitymedium
Learningmedium
Visit builtwith.com →API Analysis
REST API
✓
Available
Webhooks
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GraphQL
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OAuth
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salesforcehubspotzapierpipedriveoutreachsalesloftapollo.ioclay
Pricing
paidFree Tier
API-based pricing with tiered plans based on query volume and data access levels. Enterprise plans available for high-volume users.
Listed pricing, as of Mar 2026 — not independently verified; confirm on the vendor's site before relying on it.
What users say
Themes from 62 real reviews on G2 · ★ 4.3
Users like
Identifies technologies used on websites quickly and accurately
Helpful for lead generation and targeted prospecting
Comprehensive database covering many web technologies
Users dislike
Pricing can be expensive for smaller businesses
Data accuracy issues or outdated information reported
Limited features in lower-tier plans
Alternatives
Reviews
Links
FAQ
What is BuiltWith?
BuiltWith is a technology profiling platform that tracks 112,988+ web technologies across 673 million websites, providing deep insights into competitors' and prospects' tech stacks. It offers lead generation by filtering companies by technology usage, location, traffic, and vertical, making it essential for targeted ABM campaigns. The platform includes market share analytics, historical technology trends dating back to 1985, and eCommerce data covering 2 billion products. While powerful for sales intelligence and competitive research, the learning curve can be steep for maximizing advanced filtering and API capabilities.
Is BuiltWith free?
Yes, BuiltWith offers a free tier. API-based pricing with tiered plans based on query volume and data access levels. Enterprise plans available for high-volume users. Pricing shown is as last reviewed and may change — confirm current pricing on the vendor's site.
What are BuiltWith alternatives?
Popular alternatives to BuiltWith include Cognism, Apollo.io, TheirStack, Dealfront, PredictLeads. Compare features, API quality, and pricing on GTM Tools.
Does BuiltWith have an API?
Yes, BuiltWith provides a REST API. API quality is rated EXCELLENT. Documentation: https://api.builtwith.com.
Who is BuiltWith best for?
Sales and RevOps teams running technology-based ABM campaigns who need to identify prospects using specific tech stacks at scale.
How current is BuiltWith's data on GTM Tools?
Endpoint reachability and pricing for verified-tier tools are re-checked on a schedule — see the verification badges on this page for the latest check. The editorial profile (description, strengths and weaknesses) is last generated March 2026, and any user-review themes are pulled from G2.