InstantDB vs Supabase
Supabase
7.9A strong Firebase alternative with Postgres at its core, excelling at complex queries but edge features need more maturity
Full review →| InstantDB | Supabase | |
|---|---|---|
| Overall | 5.5 | 7.9 |
| Utility | 6 | 8 |
| Onboarding | 8 | 7 |
| Craft | 5 | 8 |
| Niche fit | 5 | 8 |
| Longevity | 4 | 8 |
Both scored on the same five-dimension rubric, so the numbers are comparable. A gap under 1 point is effectively a tie.
Which one
InstantDB
Good for：Indie devs/small teams needing quick backend setup
Not for：Production systems needing complex logic
Supabase
Good for：Teams valuing rapid development with SQL flexibility, Postgres users, projects avoiding vendor lock-in
Not for：Apps needing ultra-low latency global distribution, NoSQL-heavy use cases, developers allergic to ops
On the overall score Supabase is 2.4 point(s) higher, but the fit lines above matter more than the number.