StackPulse detects Hotjar on 5,005 websites — 2.88% of the 173,900 domains in the index — making it the #2 session replay technology we track. Updated October 27, 2026.
StackPulse currently detects Hotjar on 5,005 websites, which is 2.88% of the 173,900 domains in the index. The count is refreshed as the crawler re-scans the web.
How do I check whether a website uses Hotjar?
Open the free StackPulse lookup, enter the domain and the session replay section will list Hotjar if its scripts, headers or markup are present. Developers can call GET /v1/lookup/:domain.
Can I download a list of websites that use Hotjar?
Yes. Lead Export filters the index by Hotjar (optionally combined with other technologies) and streams the matching domains as CSV, up to 50,000 rows per file.
What is Hotjar?
Hotjar is a session replay technology. It ranks #2 of 5 session replay technologies by number of websites in the StackPulse index.
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