Clerk wins for react and next.js developers who want authentication with th.
Clerk has a 4.9 rating vs 4.5 for Supabase. Supabase is the better pick if you need developers who want a firebase-like experience with real postgresql and open-sou.
Performance overview
Clerk
Supabase
Overall
4.94.5
Ease of use
4.44.2
Value for money
4.94.1
Features
Side-by-side comparison
Clerk
★ Winner
Supabase
Rating
★ 4.9 (6)
★ 4.5 (234)
Starting price
$25/mo
$25/mo (Pro)
Free tier
Choose based on your needs
Choose Clerk if...
Best for
React and Next.js developers who want authentication with the least possible setup
Fastest auth setup for React
Beautiful pre-built components
Choose Supabase if...
Best for
Developers who want a Firebase-like experience with real PostgreSQL and open-source flexibility.
Real PostgreSQL — no proprietary database lock-in
Auth, storage, and real-time included out of the box