Azure AD vs Auth0: Which is Better in 2026?
Choosing between Azure AD and Auth0 comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Azure AD
Microsoft cloud identity and access management
Best for you if:
- • Microsoft Entra ID (formerly Azure AD) is a cloud identity and access management (IAM) solution for securing access to applications and resources.
- • It offers features like strong authentication (MFA, passwordless), single sign-on (SSO), conditional access, identity protection, and privileged identity management.
Auth0
Identity platform for developers
Best for you if:
- • Industry-leading identity platform
- • Authentication and authorization as a service
| At a Glance |  Azure AD |  Auth0 |
|---|---|---|
Starts at | FreeFree tier available | FreeFree tier available |
Best For | Identity & Access | Identity & Access |
Rating | 4.6/5 | 4.5/5 |
Free plan | Yes | Yes |
Choose Azure AD or Auth0?
Choose Azure AD if
Microsoft cloud identity and access management
- Microsoft integration
- Enterprise-grade
- Comprehensive features
Choose Auth0 if
Identity platform for developers
- Easy integration
- Many features
- Great docs
| Feature | Azure AD | Auth0 |
|---|---|---|
| Pricing Model | Freemium | Freemium |
| User Rating | ★4.6/5 940 reviews | ★4.5/5 420 reviews |
| Categories | Identity & AccessSecurity | Identity & AccessDeveloper Tools |
In-Depth Analysis
Azure AD
Microsoft cloud identity and access management
Azure AD's pricing is quite fair and competitive, especially with its robust Free tier offering unlimited SSO and MFA.
Watch out
Requires existing Azure subscription for full benefit
Strengths
- +Microsoft integration
- +Enterprise-grade
- +Comprehensive features
Weaknesses
- -Complex pricing
- -Microsoft ecosystem bias
Key features
Auth0
Identity platform for developers
Auth0's free tier at 25,000 MAUs is the most generous in the identity space, far ahead of Firebase Auth (free at 50K MAUs but with fewer features) and Clerk (500 MAUs free).
Watch out
Overage pricing at $0.07/MAU applies per user beyond the base limit. This was increased 300% from the previous $0.023/MAU rate, a 50,000-MAU B2C app on Essentials pays ~$3,500/month, not $35.
Strengths
- +Easy integration
- +Many features
- +Great docs
Weaknesses
- -Expensive at scale
- -Complex pricing
Key features
Pricing: Azure AD vs Auth0
| Plan | Azure AD | Auth0 |
|---|---|---|
| Tier 1 | Free Free | 0 forever Free |
| Tier 2 | $6 user/month P1 | 35 /month Essentials |
| Tier 3 | $9 user/month P2 | 240 /month Professional |
| Tier 4 | N/A | Custom /month Enterprise |
Pricing verified from each vendor's public pricing page. Compare in detail on Azure AD pricing and Auth0 pricing.
Who Should Use What?
On a budget?
Both are freemium. Compare plans on their websites.
Go with: Azure AD
Want the highest-rated option?
Azure AD: 4.6/5 (940 reviews). Auth0: 4.5/5 (420 reviews).
Go with: Azure AD
Value user reviews?
Azure AD: 940 reviews (4.6/5). Auth0: 420 reviews (4.5/5).
Go with: Azure AD
3 Questions to Help You Decide
What's your budget?
Both are freemium. Pricing won't help you decide here.
What's your use case?
Both are identity & access tools. Compare their specific features to decide.
How important are ratings?
Azure AD is rated higher: 4.6/5 vs 4.5/5.
Key Takeaways
Auth0
- Free tier available
- Our pick for this comparison
Azure AD
- Higher user rating: 4.6/5 vs 4.5/5
- Larger review base (940 reviews)
The Bottom Line
Auth0 is our pick.
Frequently Asked Questions
Is Azure AD or Auth0 better?
Auth0 is rated in our evaluation. Both are freemium.
What are Azure AD and Auth0 used for?
Azure AD: Microsoft cloud identity and access management. Auth0: Identity platform for developers.
What does Azure AD cost vs Auth0?
Azure AD is freemium (free tier + paid plans). Auth0 is freemium (free tier + paid plans). Visit their websites for detailed pricing.