
Capterra
Product Hunt
AlternativeTo
SaaSHub
GetApp
Alternative.me
TrustRadius
G2 Crowd is a peer-to-peer, business solutions review platform

Which is more popular?
Based on our record, G2 Crowd seems to be more popular. It has been mentioned 21 times since March 2021.
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | g2.com | stackscan.com |
| Pricing | — | |
| Company | Startup from the United States · 500 - 999 employees · 2012 | Startup from Canada · 10 - 19 employees · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of G2 Crowd yet.
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,...
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
Overall verdict
Why this product is good
Recommended for
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 G2 Crowd and StackScan.
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 G2 Crowd and StackScan. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


In today’s digital world, finding the right software solution for your business is very important. G2 is a popular platform for user reviews and comparisons of business solutions, but this is not the only solution for...
G2.com is renowned as a leading platform for real-time user reviews on software and services, making it an invaluable resource for businesses and individuals seeking the best technology solutions. This platform...
The platform boasts a user-friendly interface that, coupled with the engaging user community, creates an environment conducive to insightful reviews. G2’s approach to software evaluation allows users to delve into...
While it’s still in early stage, its lifetime deal is really a great value. Must get if you’re into lead generation.
Recommendations tracked on public social media and blogs since March 2021.


A 403 Forbidden error is universally recognized by developers as a hard security rejection. It removes all ambiguity. The errors will be the same for g2.com or any other protected sites, and your automated agents cannot run that script,... - Source: dev.to / 3 months ago
Despite the steep fees, human interest seems well represented on g2.com. In which areas does human interest excel in that people are willing to pay higher fees to use them, and be content? Source: about 3 years ago
Have you tried using g2.com to find anything? Source: over 3 years ago
Tracking StackScan since May 2026.
When comparing G2 Crowd and StackScan, you can also consider the following products.

Capterra helps millions of people find the best business software. With software reviews, ratings, infographics, and the most comprehensive list of the top business software products available, you're sure to find what you need at Capterra.
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A website that lets users share and discover new products
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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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AlternativeTo lets you find apps and software for Windows, Mac, Linux, iPhone, iPad, Android, Android Tablets, Web Apps, Online, Windows Tablets and more by recommending alternatives to apps you already know.
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W3Techs provides information about the usage of various types of technologies on the web.
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