Castle is a tool that offers deep visibility into user activities on your website, allowing you to monitor and understand user behaviour in real-time.
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Companies
10
Top Country
US
Top Industry
Communication Hardware
Adoption Insights
Castle is used by 10 companies in our database, representing approximately 0.00% of all tracked websites. The most common industry using Castle is Communication Hardware, and adoption is strongest in US.
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How We Detect Castle
The Web Radar detects Castle by analyzing HTTP headers, JavaScript variables, HTML source code, cookies, and DNS records across 3M+ websites. Our detection engine uses over 10,000+ pattern rules to ensure accurate identification. Browse all technologies →
Frequently Asked Questions
What is Castle?+
Castle is a tool that offers deep visibility into user activities on your website, allowing you to monitor and understand user behaviour in real-time.
How many companies use Castle?+
10 companies in our database use Castle, representing approximately 0.00% of all tracked websites.
What industries use Castle the most?+
The top industries using Castle are Communication Hardware, Computer, Database.
What countries use Castle the most?+
The top countries using Castle are US, AU, BU.
Is Castle popular?+
Castle is used by 10 companies, making it a notable Analytics technology based on adoption across our tracked websites.
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Browse DatasetsData last updated: June 2026