3 Best Auth0 Alternatives & Competitors 2026
The best Auth0 alternatives in 2026 are Supabase (4.7/5), Okta (4.4/5) and Cloudflare (4.6/5), as ranked on SAASAF.AI. We compare all 3 with Auth0 on pricing, free tiers, features and platforms. 2 of 3 have a free tier.
Why Look for Auth0 Alternatives?
While Auth0 is a popular choice in the Security space, users often explore alternatives due to limited platform availability. The Security market is highly competitive, and several strong alternatives offer different approaches to the same problems Auth0 solves. Although Auth0 offers a free tier, some alternatives provide more generous free plans or different feature sets that may better align with specific team requirements.
What Are the Best Auth0 Alternatives?
Supabase
Open-source Firebase alternative with Postgres
- Real Postgres with full SQL, joins, and extensions
- Auth, Realtime, Storage, and Functions in one platform
- Open source - self-host the entire stack
Okta
Enterprise identity and access management platform
- Largest integration catalog in IAM (7,000+ apps)
- Strong MFA, lifecycle, and governance capabilities
- FastPass enables true passwordless workforce auth
Cloudflare
Web security, performance, and reliability platform
- Generous free tier including CDN, DNS, and DDoS protection
- Workers and Pages enable serverless edge compute
- R2 object storage with zero egress fees
How Does Auth0 Compare to Its Alternatives?
| Criteria | Auth0 | Supabase | Okta | Cloudflare |
|---|---|---|---|---|
| Rating | 4.4 | 4.7 | 4.4 | 4.6 |
| Pricing Model | Freemium | Freemium | Subscription | Freemium |
| Starting Price | $[object Object] | $[object Object] | $[object Object] | $[object Object] |
| Free Tier | Yes | Yes | No | Yes |
| AI Powered | No | No | No | Yes |
| Platforms | web | web | web | web |
Feature Comparison: Auth0 vs Alternatives
| Feature | Auth0 | Supabase | Okta | Cloudflare |
|---|---|---|---|---|
| Universal Login | ✓ | ✗ | ✗ | ✗ |
| Social Login | ✓ | ✗ | ✗ | ✗ |
| Mfa | ✓ | ✗ | ✓ | ✗ |
| Rbac | ✓ | ✗ | ✗ | ✗ |
| Anomaly Detection | ✓ | ✗ | ✗ | ✗ |
| Sdks | ✓ | ✗ | ✗ | ✗ |
| Actions | ✓ | ✗ | ✗ | ✗ |
| Postgres Database | ✗ | ✓ | ✗ | ✗ |
| Authentication | ✗ | ✓ | ✗ | ✗ |
| Storage | ✗ | ✓ | ✗ | ✗ |
| Edge Functions | ✗ | ✓ | ✗ | ✗ |
| Realtime | ✗ | ✓ | ✗ | ✗ |
| Vector Embeddings | ✗ | ✓ | ✗ | ✗ |
| Sso | ✗ | ✗ | ✓ | ✗ |
| Lifecycle Management | ✗ | ✗ | ✓ | ✗ |
| Directory Integration | ✗ | ✗ | ✓ | ✗ |
| Api Access Management | ✗ | ✗ | ✓ | ✗ |
| Universal Directory | ✗ | ✗ | ✓ | ✗ |
| Cdn | ✗ | ✗ | ✗ | ✓ |
| Ddos Protection | ✗ | ✗ | ✗ | ✓ |
| Dns | ✗ | ✗ | ✗ | ✓ |
| Ssl | ✗ | ✗ | ✗ | ✓ |
| Workers | ✗ | ✗ | ✗ | ✓ |
| Pages | ✗ | ✗ | ✗ | ✓ |
| R2 Storage | ✗ | ✗ | ✗ | ✓ |
| Waf | ✗ | ✗ | ✗ | ✓ |
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Auth0 Alternatives: Frequently Asked Questions
What is the best alternative to Auth0?
Supabase is the #1 ranked Auth0 alternative on SAASAF.AI, with a 4.7/5 rating. Supabase is an open-source backend-as-a-service built on top of PostgreSQL. Supabase starts at $25/month and has a free tier. Other strong options include Okta (4.4/5) and Cloudflare (4.6/5).
How many alternatives to Auth0 are there?
SAASAF.AI lists 3 alternatives to Auth0: Supabase, Okta and Cloudflare. 2 of them include a free tier. 1 is AI-powered. Their ratings range from 4.4/5 to 4.7/5. Each one is compared with Auth0 below on rating, pricing model, starting price, free tier, AI capability and supported platforms.
Is there a free alternative to Auth0?
Yes. Supabase and Cloudflare offer a free tier among the 3 Auth0 alternatives on SAASAF.AI. Supabase starts at $25/month and has a free tier. Cloudflare starts at $20/month and has a free tier. Auth0 also has a free tier.
What is the cheapest Auth0 alternative?
Okta has the lowest listed starting price of the Auth0 alternatives on SAASAF.AI, at $2/month. Auth0 starts at $23/month. For comparison, Supabase starts at $25/month and Cloudflare starts at $20/month. Okta does not list a free tier.
Which Auth0 alternatives use AI?
Cloudflare (Workers AI) is the AI-powered Auth0 alternative listed on SAASAF.AI. Auth0 is not listed as AI-powered. Cloudflare starts at $20/month and has a free tier. The other 2 alternatives are not listed as AI-powered: Supabase and Okta. Cloudflare is rated 4.6/5 on SAASAF.AI.
Still not sure?
Compare Auth0 head-to-head with any alternative above, or browse all tools in Security to find the perfect fit for your workflow.