
BuiltWith
Wappalyzer
W3Techs
TheirStack
WhatRuns
Hunter.io
ZoomInfo
Discover the tech behind the web. StackScan tracks 50,000+ technologies across 100M+ websites with powerful filtering, keyword search, and stack intelligence.

Leadfeeder
Lead Forensics
Clearbit
Leadberry
SharpSpring
VisitorTrack
Albacross
Better identify the companies that visited your website!

Which is more popular?
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | stackscan.com | visitorqueue.com |
| Pricing | ||
| Company | Startup from Canada · 10 - 19 employees · 2026 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


StackScan helps businesses find and analyze websites based on the technologies they use or the keywords they target. Instead of manually researching websites one by one, users can instantly search across 100M+ domains and identify sites using platforms like Shopify, WordPress, WooCommerce,...
No description of Visitor Queue yet.
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
No analysis of Visitor Queue yet.
Walkthroughs and reviews on video.
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing StackScan and Visitor Queue.
StackScan's answer
StackScan focuses on practical usability, broader stack coverage, advanced filtering, and scalable exports without unnecessary complexity. Users can quickly generate highly targeted datasets using filters like country, TLD, industry, and technology combinations, making research and lead generation faster and more precise.
StackScan's answer
StackScan combines technology stack discovery and keyword-intent research in a single platform, allowing users to find websites not only by the tools they use but also by what they are targeting online. With coverage across 50,000+ technologies and 100M+ domains, it provides scalable, filterable, and export-ready web intelligence.
StackScan's answer
StackScan is built for marketers, growth teams, agencies, sales teams, analysts, SaaS companies, and researchers who need structured web intelligence for prospecting, competitor analysis, market research, or technology adoption tracking.
StackScan's answer
StackScan was created to simplify the process of finding reliable website and technology data at scale. Existing solutions often felt limited, expensive, or difficult to use for targeted workflows, so StackScan was built as a practical and scalable platform that combines technology detection, keyword discovery, and bulk data access into one system.
StackScan's answer
StackScan is built using modern web technologies, large-scale crawling systems, distributed data processing, and technology fingerprinting engines designed to analyze and structure massive amounts of web data efficiently.
StackScan's answer
StackScan is used by agencies, SaaS businesses, growth teams, researchers, and data-driven organizations for lead generation, market intelligence, and competitive analysis across multiple industries.
Share your experience with using StackScan and Visitor Queue. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


While it’s still in early stage, its lifetime deal is really a great value. Must get if you’re into lead generation.
Visitor Queue is a lead generation agency that works for its clients to generate visitors’ contact and social media profile information. It helps in lead management by offering various lead management services like...
Visitor Queue – A B2B lead generation software that identifies the name, contact details and user data of the businesses that visit a website.
When comparing StackScan and Visitor Queue, you can also consider the following products.


Leadfeeder converts your website visitors into sales. Connect your website's Google Analytics to Leadfeeder and unlock the power of seeing who`s visiting your site!
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Wappalyzer is a technology profilers and leads data provider. Create lists of websites and contacts that use certain technologies.
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B2B website analytics and lead generation.
Compare Lead Forensics to StackScan or Visitor Queue:

W3Techs provides information about the usage of various types of technologies on the web.
Compare W3Techs to StackScan or Visitor Queue:

Clearbit provides Business Intelligence APIs
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