Auth0 vs Supabase: Which Should You Choose in 2026?
Choosing between Auth0 and Supabase 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:
Auth0
Identity platform for developers
Best for you if:
- 0
- • Industry-leading identity platform
- • Authentication and authorization as a service
Supabase
Open source Firebase alternative
Best for you if:
- 0
- • Open-source Firebase alternative
- • PostgreSQL with real-time subscriptions
| At a Glance |  Auth0 |  Supabase |
|---|---|---|
Price | Free + Paid | Free + Paid |
Best For | API Tools | API Tools |
Rating | - | - |
| Feature | Auth0 | Supabase |
|---|---|---|
| Pricing Model | Freemium | Freemium |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 0 | 0 |
| Categories | API ToolsIdentity & Access | API ToolsLow-Code Backend |
How Auth0 and Supabase Compare
Auth0
Identity platform for developers
Free tier available
Supabase
Open source Firebase alternative
Free tier available
Who Should Use What?
On a budget?
Both are freemium. Compare plans on their websites.
Go with: Auth0
Want the highest-rated option?
Neither has user reviews yet.
Go with: Auth0
Value user reviews?
Neither has user reviews yet.
Go with: Auth0
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 api tools tools. Compare their specific features to decide.
How important are ratings?
Neither has user reviews yet.
Key Takeaways
Auth0
- 0
- Free tier available
- Our pick for this comparison
Supabase
The Bottom Line
Auth0 is our pick.
Frequently Asked Questions
Is Auth0 or Supabase better?
Auth0 is rated high in our evaluation. Both are freemium.
What are Auth0 and Supabase used for?
Auth0: Identity platform for developers. Supabase: Open source Firebase alternative.
What does Auth0 cost vs Supabase?
Auth0 is freemium (free tier + paid plans). Supabase is freemium (free tier + paid plans). Visit their websites for detailed pricing.