PubNub vs Centrifugo: Which Should You Choose in 2026?
Choosing between PubNub and Centrifugo comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
By Toolradar Team · Last updated May 6, 2026 · Methodology
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
PubNub
Build, manage, and optimize real-time interactive applications at scale.
Best for you if:
- 0
- • Enables real-time interactive features like chat and live updates.
- • Provides scalable infrastructure and APIs for millions of users.
Centrifugo
Scalable real-time messaging server for interactive applications, designed for high performance and easy integration.
Best for you if:
- 0
- • You need something completely free
- • Self-hosted, language-agnostic real-time messaging server.
- • Handles persistent connections over various transports (WebSocket, SSE, etc.).
| At a Glance |  PubNub |  Centrifugo |
|---|---|---|
Price | Free + Paid | Free |
Best For | API Tools | API Tools |
Rating | — | — |
| Feature | PubNub | Centrifugo |
|---|---|---|
| Pricing Model | Freemium | Free |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 0 | 0 |
| Categories | API ToolsWebSocket Tools | API ToolsLive Chat |
How PubNub and Centrifugo Compare
PubNub
Build, manage, and optimize real-time interactive applications at scale.
Free tier available
Centrifugo
Scalable real-time messaging server for interactive applications, designed for high performance and easy integration.
Free
Who Should Use What?
On a budget?
Centrifugo is free. PubNub is freemium.
Go with: Centrifugo
Want the highest-rated option?
Neither has user reviews yet.
Go with: PubNub
Value user reviews?
Neither has user reviews yet.
Go with: PubNub
3 Questions to Help You Decide
What's your budget?
PubNub is freemium. Centrifugo is free. Go with Centrifugo if free matters most.
What's your use case?
Both are api tools tools. Compare their specific features to decide.
How important are ratings?
Neither has user reviews yet.
Key Takeaways
PubNub
- 0
- Free tier available
- Our pick for this comparison
Centrifugo
- Completely free
The Bottom Line
PubNub is our pick. That said, Centrifugo is free — hard to beat on price.
Frequently Asked Questions
Is PubNub or Centrifugo better?
PubNub is rated high in our evaluation. PubNub is freemium and Centrifugo is free.
What are PubNub and Centrifugo used for?
PubNub: Build, manage, and optimize real-time interactive applications at scale.. Centrifugo: Scalable real-time messaging server for interactive applications, designed for high performance and easy integration..
What does PubNub cost vs Centrifugo?
PubNub is freemium (free tier + paid plans). Centrifugo is completely free. Visit their websites for detailed pricing.