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Firebase Realtime Database vs Supabase

FR
Firebase Realtime Database

Cloud-hosted NoSQL database from Google that syncs data in real time across connected clients.

DatabasesFreemium
vs
SU
Supabase

Supabase Open-source backend platform built on Postgres providing database, auth, storage, and real-time subscriptions.

DatabasesFreemiumOpen Source

Quick Facts

Firebase Realtime Database

CompanyGoogle
Year Launched2012
Pricing ModelFreemium
Open SourceNo
CategoryDatabases
PlatformsiOS, Android, Web

Supabase

CompanySupabase, Inc.
Year Launched2020
Pricing ModelFreemium
Open SourceYes
CategoryDatabases
PlatformsmacOS, Windows, Web

Key Differences

Database type

Firebase Realtime Database

NoSQL and real-time

Supabase

Postgres SQL + real-time

Licensing

Firebase Realtime Database

Proprietary SaaS only

Supabase

Open source, self-hostable

Pricing transparency

Firebase Realtime Database

Complex billing

Supabase

Simple per-feature pricing

Pricing

Firebase Realtime Database

Freemium

Spark: $0

Blaze: Variable/monthly

Supabase

Freemium

Free: $0/monthly

Pro: Custom/monthly per seat

Why People Switch

Firebase Realtime Database → Supabase

Supabase is Firebase but with Postgres

Firebase's NoSQL model doesn't scale well for relational data

Postgres is more familiar to most developers

Supabase is cheaper at scale

Can self-host Supabase

Supabase → Firebase Realtime Database

Firebase's real-time features still better

Firebase's ecosystem and integrations mature

Google's backing and stability

Based on publicly available community discussions and migration patterns.

Community Data

What practitioners say

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Firebase Realtime Database

—.—

Supabase

Switch corridor: — switches recorded

Community data will appear as users rate and switch between these tools. Be the first to contribute.

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