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Firebase Realtime Database vs PocketBase

Firebase Realtime Database: Firebase's original JSON-tree database that syncs every change to connected clients in milliseconds. PocketBase: Open-source backend in one Go binary: SQLite database, auth, files, realtime and admin UI.

key differences

  • Firebase Realtime Database is primarily a document database; PocketBase is relational.
  • Licensing: Firebase Realtime Database is proprietary (Proprietary Firebase service); PocketBase is open source (permissive) (MIT License).
  • Horizontal scaling is manual in Firebase Realtime Database and none in PocketBase.
  • Transactions: Firebase Realtime Database offers limited ACID; PocketBase offers full.
  • Only Firebase Realtime Database has encryption at rest, offline sync.
  • Only PocketBase has joins, geospatial.
  • Firebase Realtime Database has a serverless option; PocketBase does not.
  • PocketBase can run embedded in your application process.

choose firebase-realtime-database for

  • +Presence, typing indicators and live cursors
  • +Multiplayer game state and lobbies
  • +Small realtime dashboards and chat

best at · Mobile/offline, Pub/Sub, Sessions

choose pocketbase for

  • +MVPs and indie SaaS backends
  • +Internal tools and admin panels
  • +Mobile app backends with auth and file uploads
  • +Self-hosted alternatives to Firebase for small apps

best at · OLTP, Content, Pub/Sub

Firebase Realtime DatabaseFirebase's original JSON-tree database that syncs every change to connected clients in milliseconds.
PocketBaseOpen-source backend in one Go binary: SQLite database, auth, files, realtime and admin UI.
overview
Primary model
Document
Relational
Also supports
Key-Value
Document
Type
Managed service
Backend platform
Status
Active
Active
Developer
Google (Firebase)
Gani Georgiev
First release
2012
2022
Latest version
–
0.41.0 (Oct 2026)
License
ProprietaryProprietary Firebase service
Open source (permissive)MIT License
Free tier
✓
✓
popularity
WhichDB Score
26.4
32.0
Rank
#113
#74
GitHub stars
–
61.6K
Stack Overflow questions
40K
68
scale & guarantees
Comfortable data size
Small (≤ 100 GB)
Small (≤ 100 GB)
Horizontal scaling
Manual
None
Multi-region
None
None
ACID
Limited
Full
Consistency
Strong, Eventual
Strong
Schema
Schemaless
Strict
Architecture
Serverless, Single node
Single node, Embedded, Client server
deployment
Self-hosted
—
✓
Vendor-managed cloud
✓
—
Serverless
✓
—
Embedded
—
✓
Edge
—
—
Clouds
Google Cloud
–
capabilities
Transactions
✓
✓
Joins
—
✓
Secondary indexes
✓
✓
Full-text search
—
—
Vector search
—
—
Geospatial
—
✓
JSON
✓
✓
Change data capture
—
—
Triggers
✓
✓
Stored procedures
—
—
Materialized views
—
—
TTL / expiry
—
—
Pub/Sub
✓
✓
Columnar storage
—
—
In-memory
—
—
Durable persistence
✓
✓
Compression
—
—
Encryption at rest
✓
—
Role-based access
✓
✓
Time travel
—
—
Branching
—
—
Online schema changes
✓
✓
Streaming ingest
—
—
Offline sync
✓
—
Runs in WebAssembly
—
—
interfaces
Query languages
Firebase query API (orderBy/equalTo/limit)
PocketBase filter syntax, SQL (via hooks)
Client languages
JavaScript, Swift, Kotlin, Java, C++, Dart, Python, Go
JavaScript, Dart
Best for
Mobile/offline, Pub/Sub, Sessions, OLTP
OLTP, Content, Pub/Sub, Embedded
Add more to this comparisonNot sure either fits? Try smart match

Firebase Realtime Database vs PocketBase: FAQ

What is the difference between Firebase Realtime Database and PocketBase?

Firebase Realtime Database: Firebase's original JSON-tree database that syncs every change to connected clients in milliseconds. PocketBase: Open-source backend in one Go binary: SQLite database, auth, files, realtime and admin UI. Firebase Realtime Database is primarily a document database; PocketBase is relational. Licensing: Firebase Realtime Database is proprietary (Proprietary Firebase service); PocketBase is open source (permissive) (MIT License). Horizontal scaling is manual in Firebase Realtime Database and none in PocketBase.

When should I choose Firebase Realtime Database over PocketBase?

Choose Firebase Realtime Database for presence, typing indicators and live cursors; multiplayer game state and lobbies; and small realtime dashboards and chat. Choose PocketBase for MVPs and indie SaaS backends; internal tools and admin panels; and mobile app backends with auth and file uploads.

Is Firebase Realtime Database or PocketBase more popular?

PocketBase ranks #74 on the WhichDB Score (32.0/100) and Firebase Realtime Database ranks #113 (26.4/100). Popularity is not fit: check the requirements that matter for your project.

Are Firebase Realtime Database and PocketBase open source?

No. Firebase Realtime Database is proprietary, closed-source software. Yes. PocketBase is open source. License: MIT License.