Comparison

Firebase or Supabase?

Supabase for SQL/PostgreSQL. Firebase for realtime and the mobile ecosystem.

Tool A

Firebase

Google's BaaS: auth, Firestore, hosting, functions. Powerful but captive.

Tool B

Supabase

Competitor

Criterion by criterion

Criterion by criterion
Criterion	Firebase	Supabase
In my stack	Yes	No, competitor
My rating	4.4 out of 5	No tool page on my site
What it does better	Full Google integration, huge ecosystem, ultra-mature SDKs	Native PostgreSQL, SQL, Row Level Security, open source
What it does worse	Total vendor lock-in, unpredictable costs at scale, data stored at Google	Realtime less intuitive than Firestore, less mature mobile SDKs
Entry price	€0	No tool page on my site
Plan I would pick	Blaze (Pay as you go) · Variable	No tool page on my site
Works with	macOS, Windows, Linux, iOS, Android, Browser, API, n8n, Zapier, Make	No tool page on my site
Where the opinion comes from	Based on my Firebase review	Compared from my Firebase review

Verdict

Supabase for SQL/PostgreSQL. Firebase for realtime and the mobile ecosystem.

On Supabase, written from my Firebase review