Sendbird vs PubNub: Which is Better in 2026?
Choosing between Sendbird and PubNub 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.
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Sendbird
Chat and messaging API for apps
Best for you if:
- • You need API tools features specifically
- • Sendbird is a chat and messaging API for apps and websites
- • It provides in-app chat, voice, and video with moderation tools
PubNub
Build, manage, and optimize real-time interactive applications at scale.
Best for you if:
- • You need cloud & infrastructure features specifically
- • Enables real-time interactive features like chat and live updates.
- • Provides scalable infrastructure and APIs for millions of users.
| At a Glance |  Sendbird |  PubNub |
|---|---|---|
Starts at | FreeFree tier available | FreeFree tier available |
Best For | API Tools | Cloud & Infrastructure |
Rating | 4.4/5 | 4.5/5 |
Free plan | Yes | Yes |
Choose Sendbird or PubNub?
Choose Sendbird if
Chat and messaging API for apps
- Good chat API
- UIKit components
- Moderation tools
- Your work is API tools-shaped, not cloud & infrastructure-shaped
Choose PubNub if
Build, manage, and optimize real-time interactive applications at scale.
- Ultra-low-latency communication for real-time experiences.
- Scalable infrastructure supporting millions of concurrent users.
- Comprehensive SDKs for various platforms (web, mobile, IoT).
- Your work is cloud & infrastructure-shaped, not API tools-shaped
| Feature | Sendbird | PubNub |
|---|---|---|
| Pricing Model | Freemium | Freemium |
| User Rating | ★4.4/5 155 reviews | ★4.5/5 31 reviews |
| Categories | API ToolsCommunication | Cloud & InfrastructureAPI Tools |
In-Depth Analysis
Sendbird
Chat and messaging API for apps
Sendbird's pricing starts generously with a free Developer tier, but quickly jumps to $399/month for the Starter tier, which is quite expensive for up to 5K MAUs compared to some market alternatives.
Watch out
Overage fees for exceeding MAU limits
Strengths
- +Good chat API
- +UIKit components
- +Moderation tools
- +Push notifications
- +Good documentation
Weaknesses
- -Per-MAU pricing
- -Expensive at scale
- -Learning curve
- -Feature limits by tier
- -Vendor lock-in
Key features
PubNub
Build, manage, and optimize real-time interactive applications at scale.
PubNub's pricing offers a generous free tier for initial exploration, but quickly scales up to a $98/month Starter plan.
Watch out
Overage fees for exceeding MAU/transaction limits
Strengths
- +Ultra-low-latency communication for real-time experiences.
- +Scalable infrastructure supporting millions of concurrent users.
- +Comprehensive SDKs for various platforms (web, mobile, IoT).
- +Built-in features like chat, presence, and mobile push notifications.
- +Real-time analytics and AI-driven insights for optimization.
Weaknesses
- -Complexity might be high for very simple real-time needs.
- -Pricing for high-scale usage might require custom models.
Key features
Pricing: Sendbird vs PubNub
| Plan | Sendbird | PubNub |
|---|---|---|
| Tier 1 | Free Developer | Free Free Plan |
| Tier 2 | $399 Starter | $98/month Starter Plan |
| Tier 3 | Custom Pro | Custom Pro Plan |
| Tier 4 | Custom Enterprise | N/A |
Pricing verified from each vendor's public pricing page. Compare in detail on Sendbird pricing and PubNub pricing.
Who Should Use What?
On a budget?
Both are freemium. Compare plans on their websites.
Go with: Sendbird
Want the highest-rated option?
Sendbird: 4.4/5 (155 reviews). PubNub: 4.5/5 (31 reviews).
Go with: PubNub
Value user reviews?
Sendbird: 155 reviews (4.4/5). PubNub: 31 reviews (4.5/5).
Go with: Sendbird
3 Questions to Help You Decide
What's your budget?
Both are freemium. Pricing won't help you decide here.
What's your use case?
Sendbird is a API tools tool. PubNub is in cloud & infrastructure. Pick the category that matches your needs.
How important are ratings?
PubNub is rated higher: 4.5/5 vs 4.4/5.
Key Takeaways
Sendbird
- Larger review base (155 reviews)
- Free tier available
- Our pick for this comparison
PubNub
- Higher user rating: 4.5/5 vs 4.4/5
- Better fit for cloud & infrastructure
The Bottom Line
Sendbird is our pick.
Frequently Asked Questions
Is Sendbird or PubNub better?
Sendbird is rated in our evaluation. Both are freemium.
What are Sendbird and PubNub used for?
Sendbird: Chat and messaging API for apps. PubNub: Build, manage, and optimize real-time interactive applications at scale..
What does Sendbird cost vs PubNub?
Sendbird is freemium (free tier + paid plans). PubNub is freemium (free tier + paid plans). Visit their websites for detailed pricing.