Share of companies with a recorded size, by employees.
No size recorded: 5.8K+
Versions detected
10 versions across the confirmed companies. Counts are distinct companies seen running that version.
9.1112
9.3.18
9.187
9.5.16
9.105
9.0.12
9.142
9.8.02
8.0.41
8.10.11
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Frequently asked questions
About the Auth0 data on this page.
How many companies use Auth0?
Firmable holds confirmed Auth0 detections for 26,542 distinct companies, 21,965 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use Auth0?
The Michael J. Fox Foundation for Parkinson's Research, Ceribell │ AI-Powered Point-of-Care EEG and Wealthspire Advisors are among the most prominent in the current set.
What industries use Auth0?
Information technology and services, professional and business services and financial services lead the set, across 19 industries in total.
What size companies use Auth0?
Adoption concentrates in the 11-50 employee band, across the companies whose size is recorded.
Where are Auth0 users based?
The United States, Canada, Australia and the Philippines account for most detections, across 13 countries.
How current is this data?
21,965 companies were confirmed in the last 90 days. Last detection 14 October 2026.
