StackScan Reviews & Product Details

StackScan is a technographic search engine that indexes over 360 million websites across more than 55,000 technologies, enabling users to identify and analyze the technology stacks employed by various companies. This comprehensive platform is designed to assist sales teams, marketers, and researchers in building targeted prospect lists, conducting competitive analysis, and refining their ideal customer profiles (ICP). One of StackScan's primary features is the ability to find websites based on specific technologies or combinations thereof. For instance, users can generate lists of all websites utilizing tools like Hotjar or VWO, or identify companies that have integrated both Shopify and Klaviyo. This functionality is particularly beneficial for SaaS founders and sales teams aiming to pinpoint potential clients who are already using complementary or competing technologies. In addition to technology-based searches, StackScan offers keyword and niche discovery capabilities. By scanning titles, meta descriptions, and page content across its extensive index, users can uncover websites within specific niches or industries. Examples include identifying graphic design blogs, law firms, dental clinics, real estate agencies, or fitness coaches. This feature is especially useful for SEO agencies and B2B marketers seeking to target content or services to particular market segments. For competitive intelligence, StackScan allows users to see exactly which companies are using a competitor's product. This insight enables product marketers and SaaS companies to identify warm leads for displacement strategies. For example, users can find all Zendesk customers with 50 to 500 staff members or websites utilizing SEMrush or Ahrefs, providing a clear view of potential opportunities for market penetration. StackScan also facilitates ICP list building by combining stack, keyword, geographic, and firmographic filters. Users can create highly targeted lists that match their exact ideal customer profiles. Examples include identifying B2B SaaS companies using HubSpot and Segment, Shopify and Klaviyo e-commerce brands, or Salesforce users with over 50 employees. This level of granularity ensures that outreach efforts are focused and efficient. The platform operates through a straightforward four-step process: 1. **Sign Up and Choose a Plan**: Users select a monthly or yearly plan starting from $39 per month, with the flexibility to upgrade, downgrade, or cancel at any time. 2. **Search the Index**: Users can search by technology, keyword, or domain, combining filters to precisely target their desired market. 3. **Refine to ICP**: By narrowing down results using country, top-level domain (TLD), stack combinations, and firmographics, users can create laser-focused lists. 4. **Export and Launch**: The final step involves downloading enriched CSVs ready for integration into CRM or outreach tools, enabling immediate action on the generated lists. StackScan's platform comprises three main tools: - **Tech Lookup**: Users can select any of the 55,000+ tracked technologies to view its global adoption, including total sites detected, country-level distribution, and the complete list of domains utilizing the technology. - **Keyword Scan**: This tool allows users to find websites based on published content by scanning titles, meta descriptions, and page content across the extensive index, facilitating the discovery of niche-specific sites. - **Reports and Export**: Every search generates a downloadable report with domains enriched by up to 20 data points, ready for integration into CRM systems, outreach tools, or spreadsheets. StackScan's data infrastructure is continuously evolving, with millions of web pages crawled daily to maintain an up-to-date dataset. This ensures near real-time discovery of new websites, technologies, and changes across the web, providing users with accurate and current information for their prospecting and research needs. In summary, StackScan offers a robust and flexible platform for technographic intelligence, enabling users to efficiently identify and analyze technology usage across a vast array of websites. Its comprehensive features and user-friendly interface make it a valuable tool for sales teams, marketers, and researchers aiming to enhance their outreach and competitive strategies.

Seller

StackScan

Discussions

StackScan Community

Languages Supported

English

Overview by

Manish Patel

Pricing

Pricing provided by StackScan.

Pro

$39.00

1 User Per Month

Business

$79.00

1 User Per Month

View More Pricing Information

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StackScan Integrations

(1)

Integration information sourced from real user reviews.

prabhat b.

Founder

Small-Business (50 or fewer emp.)

9/28/2026

"A Useful Tool for Technology Research and Market Discovery"

4/5

What do you like best about StackScan?

What I like most about StackScan is its ability to help me research the technologies used by different websites. As someone working in sales and market research, I use it to understand what technologies businesses are using and identify potential opportunities for outreach.

I switched from BuiltWith to StackScan primarily because of the cost. StackScan offers a more affordable option for my technology research needs, making it easier to incorporate website technology analysis into my regular workflow.

I also appreciate being able to use it as a standalone research tool without needing to set up integrations with other platforms. Overall, it has become a useful part of my sales prospecting and market research process. Review collected by and hosted on G2.com.

What do you dislike about StackScan?

While StackScan has been helpful for my technology research, I think there’s still room to improve how users filter, organize, and analyze the information they gather.

More advanced filtering and more intuitive ways to structure research results would make it easier to surface the most relevant businesses and narrow down prospects. It would also be useful to have clearer visibility into when a website’s technology data was last updated, so I can better judge how reliable the information is.

I use StackScan as a standalone tool, so I can’t speak to its integrations or how well it works with other platforms.

Overall, stronger research organization features and greater data transparency would make the platform even more valuable for sales prospecting and market research. Review collected by and hosted on G2.com.

What problems is StackScan solving and how is that benefiting you?

Before using StackScan, I relied on tools like BuiltWith to research the technologies used by different websites. In my work in sales and market research, I needed a reliable way to understand which technologies businesses were using and to spot potential opportunities for sales outreach.

StackScan now helps me research websites more efficiently, get a clearer view of their technology stacks, and identify businesses that are relevant to my prospecting efforts. As a result, my research process feels more structured, and it’s easier to focus on companies that match my target audience.

Cost savings have also been a major benefit. I switched from BuiltWith to StackScan mainly because of the pricing, which lets me continue doing technology research with a more affordable tool.

Overall, StackScan helps me make better-informed prospecting decisions while keeping my research costs manageable. Review collected by and hosted on G2.com.

Abhinav S.

Bug Hunter

Small-Business (50 or fewer emp.)

9/1/2026

"Saves hours on prospecting with accurate tech intelligence"

5/5

What do you like best about StackScan?

One of the newer things I like about StackScan is the Extended Scanning feature, which goes beyond basic tech detection to check for outdated server software, misconfigurations, SSL/TLS weaknesses, and known vulnerabilities making it useful for security research.

I'm also intrigued by the MCP Server they've rolled out, which connects directly to AI assistants like Claude and Cursor so you can ask plain English questions like "What is example.com built on?" and get answers without leaving your workflow. It's a clever way to pull technographic data without constantly jumping back into the dashboard. Review collected by and hosted on G2.com.

What do you dislike about StackScan?

Something that could improve is the learning curve around the credit system. It took me a little while to figure out that credits don't roll over if unused, and that keyword downloads consume a credit each time you export a fresh report.

I'd also love to see more detailed company enrichment data and more flexible multi-user access for team collaboration right now lifetime plans are single-user only, which makes sharing access across a team a bit tricky. The platform is constantly evolving though, so I'm hoping these are on the roadmap. Review collected by and hosted on G2.com.

What problems is StackScan solving and how is that benefiting you?

The biggest problem StackScan solves for me is the sheer amount of time I used to waste on manual prospect research. Before this, I was bouncing between multiple tools just to figure out what tech a company uses, whether they fit my ICP, and whether they were even worth reaching out to. StackScan pulls all of that into one place with a searchable index of over 100 million websites and 50,000+ technologies.

The main benefit is speed. Instead of guessing which companies might need my service, I can search for sites running specific stacks like Shopify + Klaviyo or HubSpot + Next.js, filter by country and industry, and export a clean, targeted list in minutes. That’s hours saved every week on prospecting.

It also solves the problem of stale data. I’ve used other tools where the information felt months old. StackScan’s index is refreshed continuously, so when I export a list, I’m working with current data. That leads to fewer bounced emails and more qualified conversations.

Another big benefit is competitor intelligence. I can look up who’s using a competitor’s product and target them as warm prospects, which has been incredibly valuable for outreach campaigns. The enrichment data company size, location, industry, and social profiles also helps me prioritize which leads to go after first. Review collected by and hosted on G2.com.