Skip to main content
SaaSLens

Disclosure: Some links on this page are affiliate links. We may earn a commission if you make a purchase through these links, at no extra cost to you. This helps support our work in maintaining this directory.

Supabase vs Firebase

A detailed comparison to help you choose between Supabase and Firebase.

S
Supabase

Open-source Firebase alternative with PostgreSQL and real-time features.

F
Firebase

Google's app platform with real-time database, auth, and hosting.

FeatureSupabaseFirebase
Pricing ModelFreemiumFreemium
Free TierYesYes
VerifiedYesYes
Open SourceYesNo
CategoriesDeveloper ToolsDeveloper Tools
Key FeaturesFull PostgreSQL database, Authentication & authorization, Real-time subscriptions, Edge Functions, File storageCloud Firestore, Real-time Database, Authentication, Cloud Functions, Hosting with CDN

Supabase

Pros

  • + Open source — no vendor lock-in
  • + Full PostgreSQL power with a managed experience
  • + Generous free tier for side projects
  • + Real-time and auth built in from day one
  • + Excellent developer documentation

Cons

  • - Fewer managed services compared to Firebase
  • - Edge Functions still maturing
  • - Self-hosting requires significant DevOps knowledge
  • - Connection pooling can be tricky at scale

Firebase

Pros

  • + Extremely fast to prototype with
  • + Generous free tier (Spark plan)
  • + Tight integration with Google Cloud
  • + Real-time sync works out of the box
  • + Comprehensive mobile development suite

Cons

  • - Vendor lock-in to Google ecosystem
  • - Firestore query limitations can be frustrating
  • - Costs can spike unpredictably at scale
  • - NoSQL model not ideal for all use cases