PubNub
Reviews
Star rating
Rank in Event Stream Processing
Pros and cons
Pros
- Customer Support
- Chat Functionality
- Ease of Use
- Data Security
- Real-time Streaming
- API Integration
Cons
- Time Management
- Poor Customer Support
- Poor Documentation
- Navigation Issues
- Navigation Difficulty
- Data Management
Traffic & LLM citations
Source: G2 review data
Winning from
Losing to
Key stats
Adoption by company size
| Segment | Share of reviews |
|---|---|
| Small Business | 52.0% |
| Mid-Market | 20.0% |
| Enterprise | 28.0% |
Quarterly history
| Quarter | Reviews | Star rating |
|---|---|---|
| 2026 Q2 | 7 | 4.5 |
Satisfaction ratings
What reviewers say
Saved Us Countless Dev Weeks on Server-Push Solutions
“Saved our teams countless dev weeks in building custom server-push solutions across the enterprise”
Reliable Real-Time Communication with Some Limitations
“I find PubNub extremely reliable. It's been crucial for our education platform because we rely heavily on its functionality for live sync interaction, connecting teachers and students in real-time. The whole data transfer aspect works well, especially for live interactions like s”
Not disappointing!
“Their extensive range of customer service features, including as live chat, group collaboration tools, and expert IoT device management, stand out remarkably amazing.”