Clerk vs Supabase
What each one’s own pages state, side by side. Every value is a quote AirStack found on that product’s pages; “Not observed” means AirStack has not found it on that product’s pages.
| Clerk | Supabase | |
|---|---|---|
| What it says it does | More than APIs. The complete user layer for modern apps. clerk.com | The Postgres Development Platform supabase.com |
| Starting at | $25 Pro / month free plan listed | $ 25 Pro / month free plan listed |
| Deployment | Not observed | self-host supabase.com |
| Integrations | Convex, Supabase, Vercel, Facebook, GitHub, Google, Firebase, Grafbase, Hasura, Instant, Neon, Nhost, Prisma Postgres, Shopify, Vercel Marketplace, Encore, Google Analytics clerk.com | Hugging Face, OpenAI supabase.com |
| Compliance | CCPA, GDPR, HIPAA, SOC 2 clerk.com | GDPR, HIPAA, ISO 27001, SOC 2 supabase.com |
| Free plan | Yes clerk.com | Yes supabase.com |
| Plans | Business, Hobby, Pro, Enterprise clerk.com | Enterprise, Free, Pro, Team supabase.com |
| Open source | Not observed | Yes supabase.com |
| Pricing basis | Clerk pricing is based on Monthly Retained Users (MRU), not traditional MAU. clerk.com | Not observed |
Where they differ
- Supabase’s pages state that it is open source; AirStack has not found that on Clerk’s pages.
- Supabase claims ISO 27001 on its own pages; Clerk’s pages read by AirStack do not mention it.
Prices are list prices as written on each pricing page; check them before you buy. Nothing here is a ranking or a recommendation.