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Supabase vs Firebase
Recommendation & Best Fit
Choose Supabase if you prioritize:
- Open source with self-hosting flexibility and full code transparency
- Higher average user satisfaction rating (4.9/5)
Choose Firebase if you prioritize:
- Native mobile apps available on iOS and Android
Feature
Supabase
Firebase
Rating
⭐ 4.9/5
⭐ 4.7/5
Free Plan
Starting Price
$25/mo
Free
Monthly Visits
29.0M
52.0M
API Support
Open Source
AI Capabilities
Mobile App
Desktop App
Browser Extension
Integrations
6 apps
5 apps
Team Size
ENTERPRISE
ENTERPRISE
Supabase Pros & Cons
Pros
- Real PostgreSQL with zero proprietary database lock-in
- Generous free plan includes 2 active Postgres projects
- Self-hostable via Docker with 100% open source code
Cons
- Free projects pause after 7 days of inactivity (unpause with one click)
- Row Level Security requires solid understanding of SQL policies
Firebase Pros & Cons
Pros
- Best-in-class mobile SDKs for iOS Swift, Android Kotlin, and Flutter
- Crashlytics is the mobile industry gold standard for crash diagnostics
- Seamless integration with Google Cloud Platform services
Cons
- Firestore NoSQL querying can become complex for multi-table relational joins
- Bill can escalate rapidly if database read rules are written inefficiently
Supabase Key Features
- Dedicated PostgreSQL Database with Full SQL Access
- Row Level Security (RLS) Rules for Fine-Grained Authorization
- Built-In Auth (OAuth, Magic Links, Passkeys)
- pgvector Extension for AI Vector Search
Firebase Key Features
- Cloud Firestore Realtime Document Database
- Firebase Cloud Messaging (FCM) Push Notifications
- Firebase Crashlytics Real-Time Crash Reporting
- Phone / SMS / Social Authentication