Wappalyzer vs Harmonic

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Wappalyzer compared with Harmonic
Detail	Wappalyzer	Harmonic
What it does	Find out what websites are built with	The startup discovery engine
Stage	Established	Not given
Founded	2008	Not given
Based in	Not given	US
Pricing model	Freemium	Not given
Pricing	Free tier with 50 monthly lookups and email verifications, 5 website alerts, and sample lead lists. Pro plan at $250/month (1 user, 5,000 lookups), Business plan at $450/month (5 users, unlimited lookups), Enterprise plan at $850+/month (25+ users, 200,000+ lookups). Annual billing saves 17%.	Not given
Key features	Lead list building by technology and keyword Technology lookup with company details Email verification Website alerts for technology changes APIs for automation Browser extension CRM enrichment and integrations Competitor monitoring and tracking	Search 35M+ companies and 195M+ professional profiles AI agent Scout for automated research and discovery Real-time alerts for company and talent movements Network mapping and relationship tracking Chrome extension for instant insights REST and GraphQL API access Bulk data delivery to data warehouse Zapier and n8n integrations MCP integration for AI conversations Market maps and talent flow analysis
What makes it different	Tracks thousands of web technologies across millions of websites Turns technology signals into actionable sales data Multiple access methods: website, APIs, browser extension, bulk data Real-time monitoring of technology changes	Discovers companies at earliest formation stages before other databases Fastest data refresh rate in the industry Integrates personal networks from LinkedIn, email and calendar Broader coverage and greater depth than traditional startup databases
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	77 no change since last check	66 +1 (up) since last check
Trust Flow (Majestic)	36	24
Citation Flow (Majestic)	55	44
Referring domains (Majestic)	7088	932

3 details filled in for both companies.

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