- Pick it if you are:
- Enterprise with complex identity requirements; Developers building during free tier
- Top complaint:
- Pricing exploded 15x after Okta acquisition
- Price:
- Free plan, paid from $35/mo
- Pick it if you are:
- Indie hackers and MVPs needing fast backend; Developers comfortable with PostgreSQL
- Top complaint:
- Supabase project paused - free projects pause after 1 week
- Price:
- Free plan, paid from $25/mo
Score Comparison
Signals Comparison
Auth0
- Pricing exploded 15x after Okta acquisition(10/10)
- Critical B2B features locked behind Enterprise pricing(9/10)
- Automatic tier upgrades create billing surprises(8/10)
Supabase
- Supabase project paused - free projects pause after 1 week(9/10)
- Unexpected billing - charged for ghost compute(9/10)
- Team plan jumps to $599/month - big leap from $25 Pro(6/10)
- Why is my Supabase bill so high? Per-project compute adds up(8/10)
Auth0
- Support quality collapsed after Okta acquisition(9/10)
- Enterprise features slow to ship, roadmaps delayed(6/10)
Supabase
- No live chat even on Enterprise - support feels outdated(7/10)
Auth0
- Documentation is overwhelming and contradictory(7/10)
- Mandatory redirect breaks user experience(7/10)
- Steep learning curve despite marketing claims(6/10)
- Vendor lock-in makes migration extremely difficult(9/10)
Supabase
- RLS policies complex and impact performance significantly(7/10)
- Local development with CLI is unreliable - Docker issues(7/10)
Auth0
- Frequent outages affect customer applications(9/10)
Supabase
- Real-time subscription limits cause dropped connections(7/10)
- Auth errors and email link failures(6/10)
- Supabase down again? Outages still frequent in 2026(9/10)
- Auth emails stop sending - 'email rate limit exceeded'(7/10)
Auth0
- User duplication across login methods(8/10)
Supabase
- Can't connect to Supabase database - direct connection is IPv6 only(6/10)
Auth0
- MFA costs extra - ~1000% increase for basic security(8/10)
Supabase
No signals
Auth0
- Limited customization despite complexity(6/10)
Supabase
No signals
Auth0
No signals
Supabase
- Edge Functions cold starts and execution limits(6/10)
- Database hits connection limits as user base grows(7/10)
Auth0
No signals
Supabase
- Inconsistent documentation frustrates developers(5/10)
Pricing Comparison
Auth0
Users: 25,000 MAU
Storage: N/A
Limits: No MFA, 5 Organizations, 1 tenant, 1 enterprise connection, 1-day log retention, 1,000 M2M tokens, community support only; custom domain needs credit card verification
Users: 500 MAU (starting tier, scales to 50,000)
Storage: N/A
Limits: 3 tenants, 10 Organizations (B2C), 5-day log retention, 1,000 M2M tokens, standard support, no SLA
Users: 500 MAU (starting tier)
Storage: N/A
Limits: 12 tenants, 10-day log retention, no 99.99% SLA or private cloud (Enterprise only)
Users: Custom
Storage: N/A
Limits: Complex procurement process, Pricing not transparent, Multi-year commitment often required
Supabase
Users: Unlimited users
Storage: 500 MB database, 1 GB file storage
Limits: Hard limits (no overage), no backups, 1-day logs, max 2 active projects
Users: Unlimited users
Storage: 8 GB disk per project, 100 GB file storage
Limits: Micro compute has 60 direct / 200 pooler connections; turning off the spend cap exposes you to uncapped usage bills
Users: Unlimited users
Storage: Same quotas as Pro
Limits: No uptime SLA (Enterprise only)
Users: Unlimited
Storage: Custom
Limits: Pricing not published
Feature Comparison
| Feature | Auth0 | Supabase |
|---|---|---|
| Authentication | ||
| Username/Password Auth Core feature, all plans | ||
| Social Login Google, Facebook, Apple, etc. | ||
| Passwordless Magic links, SMS on paid plans | ||
| Database | ||
| PostgreSQL Database Full SQL support, real PostgreSQL | ||
| Database Branching Not available (Neon has this) | ||
| Point-in-time Recovery Enterprise only | ||
| API | ||
| Auto-generated REST API PostgREST instant APIs | ||
| GraphQL API Via pg_graphql extension | ||
| Security | ||
| Multi-Factor Authentication Basic OTP on Essentials, advanced on Professional+ | ||
| Row Level Security Powerful but impacts performance | ||
| Role-Based Access Control Essentials and above | ||
| Anomaly Detection Brute force, breached password detection | ||
| SSO/SAML Team plan ($599) and above | ||
| Enterprise | ||
| SAML SSO Enterprise plan required | ||
| 99.99% SLA Enterprise plan only | ||
| Private Cloud Enterprise plan only | ||
| Auth | ||
| Authentication Email, OAuth, magic links | ||
| Branding | ||
| Custom Domains Essentials and above | ||
| Storage | ||
| File Storage S3-compatible object storage | ||
| B2B | ||
| Organizations Now included in all plans (was Enterprise) | ||
| Compute | ||
| Edge Functions Deno runtime, 60s limit | ||
| Real-time | ||
| Real-time Subscriptions WebSocket-based, has limits | ||
| Extensibility | ||
| Rules & Actions Custom auth logic, all paid plans | ||
| Migration | ||
| Existing Database Connections Professional and above | ||
| Deployment | ||
| Self-hosting Full Docker deployment | ||
| Compliance | ||
| Audit Logs Retention varies by plan | ||
| HIPAA Compliance Enterprise only | ||
| SOC 2 Compliance Type II certified | ||
| Developer | ||
| React SDK Well maintained | ||
| Node.js SDK Well maintained | ||
| Mobile SDKs iOS, Android, React Native, Flutter | ||
| Support | ||
| Live Chat Support Not available at any tier | ||
| Phone Support Not available at any tier | ||
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