Head to head · Last verified Nov 6, 2026

Microsoft Entra ID vs Auth0 Who uses which, and who's switching.

We see 50K+ companies using Microsoft Entra ID and 11K+ using Auth0. In the last 12 months, 8,900+ started on Microsoft Entra ID and 1,600+ on Auth0. 0 moved from Microsoft Entra ID to Auth0, and 7 the other way.

50K+Microsoft Entra ID11K+Auth0
50K+Companies using Microsoft Entra ID
11K+Companies using Auth0
7Switched between them
Over time

New customers, month by month.

D0JFMAMJJASO3,100
Microsoft Entra IDDec 2025 – Oct 2026
D110JFMAMJJASO300
Auth0Dec 2025 – Oct 2026
Switching

Who moves which way.

Companies that stopped using one and started using the other since Nov 6, 2025.

Microsoft Entra ID

By company size.

2–10 staff17%
11–50 staff12%
51–200 staff24%
201–500 staff15%
501–1,000 staff10%
1,001–5,000 staff13%
5,001–10,000 staff3%
10,001+ staff5%
Auth0

By company size.

1 employee staff1%
2–10 staff39%
11–50 staff30%
51–200 staff17%
201–500 staff7%
501–1,000 staff3%
1,001–5,000 staff3%
5,001–10,000 staff1%
10,001+ staff1%
Microsoft Entra ID

Top industries.

Financial Services6%
IT Services and IT Consulting5%
Software Development5%
Hospitals and Health Care3%
Non-profit Organizations2%
Auth0

Top industries.

Software Development20%
Technology, Information and Internet9%
Financial Services7%
IT Services and IT Consulting4%
Hospitals and Health Care2%
Questions

Microsoft Entra ID vs Auth0, answered.

Microsoft Entra ID is used by more of the companies we see: 50K+ against 11K+.

In the last 12 months, 8,900+ companies started using Microsoft Entra ID and 1,600+ started using Auth0.

Since Nov 6, 2025, 0 moved from Microsoft Entra ID to Auth0 and 7 moved from Auth0 to Microsoft Entra ID.

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