Clerk vs Supabase — Which One Wins?
A detailed, side-by-side comparison of Clerk and Supabase to help you pick the right tool for your workflow.
Quick Verdict
Clerk takes the lead with a 4.9 rating and is best for react and next.js developers who want authentication with the least possible setup. Supabase (3.7) is the better pick if you need devs wanting complete backend with real postgresql.
Side-by-Side Comparison
| Criteria | Clerk | Supabase |
|---|---|---|
| Rating | ★★★★★ 4.9(6) | ★★★★ 3.7(6) |
| Pricing Model | freemium | open_source |
| Starter Price | $25/mo | $25/mo |
| Free Tier | No | No |
| Platforms | Web | Web |
| Learning Curve | easy | moderate |
| API Available | Yes | Yes |
| Best For | React and Next.js developers who want authentication with the least possible setup | Devs wanting complete backend with real PostgreSQL |
| Verdict | recommended | recommended |
Feature Checklist
| Feature | Clerk | Supabase |
|---|---|---|
| Pre-built auth components | — | |
| User management | — | |
| Organization support | — | |
| Webhook events | — | |
| Session management | — | |
| Bot protection | — | |
| PostgreSQL | — | |
| Auth | — | |
| Storage | — | |
| Edge functions | — | |
| Real-time | — | |
| Vectors | — |
Clerk
Pros
- ✓Fastest auth setup for React
- ✓Beautiful pre-built components
- ✓Good free tier
- ✓Excellent documentation
Cons
- ✕React/Next.js focused
- ✕Vendor lock-in for auth
- ✕Per-MAU pricing scales
Supabase
Pros
- ✓Full PostgreSQL
- ✓Complete backend
- ✓Generous free
- ✓Strong community
Cons
- ✕Self-hosting complex
- ✕Edge limited
- ✕Price jumps
The Bottom Line
Both Clerk and Supabase are solid tools in the Developer Tools space. Clerk edges ahead with a stronger overall rating (4.9 vs 3.7) and is the better choice for react and next.js developers who want authentication with the least possible setup. However, if you prioritize devs wanting complete backend with real postgresql, Supabase is worth serious consideration. We recommend trying the free tier or trial of each before committing.