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Liveblocks Broadcast vs PubNub

Discover how Liveblocks Broadcast compares to PubNub, and understand which is right for your use case, based on dimensions such as core features, pricing, reliability, and scalability.

Liveblocks Broadcast

What is Liveblocks Broadcast?

Liveblocks Broadcast is a real-time communication solution that helps developers embed collaborative experiences into their products.

Suitable for:

  • Interactive gaming
  • Live streaming
  • Collaborative applications

Not suitable for:

  • Static content websites
  • Non-interactive media

Pros:

  • Pre-built components
  • Reliable
  • Low latency
  • Easy integration
  • Fully hosted

Cons:

  • High cost for paid versions

What is PubNub?

PubNub is a developer API platform that powers the real-time infrastructure in apps to build engaging Virtual Spaces where online communities can connect. It can serve as the foundation for online chat, live events, geolocation, remote IoT control, and realtime updates.

Suitable for:

  • Chat
  • Live audience engagement
  • Multi-user collaboration
  • Device control
  • Data streaming
  • Geolocation /dispatch

Not suitable for:

  • Audio and video

Pros:

  • Highly scalable
  • Global edge network

Cons:

  • No message delivery guarantees
  • No message ordering guarantees
  • No exactly-once delivery guarantees
  • No WebSockets support
  • Reduced message continuity when clients are disconnected

Compare Liveblocks Broadcast and PubNub

Let’s compare Liveblocks Broadcast and PubNub, looking at key dimensions such as their core features, pricing, integrations, QoS, performance, and security and compliance.

Disclaimer:This comparison was created based on documentation and resources freely available online about Liveblocks Broadcast and PubNub. The content was last updated on 29 Jul 2024 for Liveblocks Broadcast and on 1 Aug 2024 for PubNub. Be sure to double-check everything before you make any decisions. If you do find anything incorrect or out of date, then please contact us.

Core features
Pub/Sub messaging

Reduces communication code complexity, simplifying the process of building highly functional and architecturally complex realtime apps.

Liveblocks Broadcast

No

Liveblocks Broadcast only offers basic broadcast capabilities.

PubNub

Yes

Chat capabilities

Accelerates the time to implement rich chat experiences with features such as read receipts, typing indicators, and more.

Liveblocks Broadcast

No

Liveblocks does not support comprehensive chat capabilities such as 1-on-1 messaging, group chats, message history, read receipts, typing indicators, file sharing, and emojis. You will need to build this out by integrating with other chat solutions or by using the Liveblocks Realtime API.

Collaboration capabilities

Enables you to quickly integrate realtime collaborative features like live cursors, member location, avatar stacks, and component locking.

Liveblocks Broadcast

Partial

Liveblocks supports collaboration features like comments, notifications, and text editor out-of-the-box. For other features like live cursors, member location, avatar stacks and component locking, you would need to use Liveblocks Realtime APIs to build them.

Read more
PubNub

Partial

Via Presence, no dedicated SDK to make it easier.

State sync capabilities

Enables realtime data synchronization across devices and users, ensuring a cohesive and up-to-date user experience.

Liveblocks Broadcast

Yes

Liveblocks supports state sync capabilities through its Live Storage feature. It is a realtime sync engine thats reflects changes to the frontend instantly.

Read more
PubNub

Yes

Presence

Maintaining a view of which users are connected, and their associated metadata, enables their online status to be updated in realtime.

Liveblocks Broadcast

Yes

Liveblocks supports presence for up to 30 people.

Read more
PubNub

Yes

Occupancy

High-level metrics about the clients currently connected to a channel make it simple to show things such as connected user count, or display which channels are the most popular.

Liveblocks Broadcast

Yes

Liveblocks supports occupancy with its Rooms feature.

PubNub

Yes

Via presence.

See Presence docs
Message interactions

Enables interaction with previously-sent messages, facilitating the implementation of features like message reactions and threads.

Liveblocks Broadcast

No

PubNub

Yes

Message history

Enables clients to catch up on missed messages when inactive, ensuring a user doesn’t miss any important messages.

Liveblocks Broadcast

No

Liveblocks has an 'Undo/redo’ feature instead.

Read more
PubNub

Yes

Push notifications

Cross-platform push notifications make it possible to deliver important and timely messages to users even when they’re inactive.

Liveblocks Broadcast

No

PubNub

Yes

Message delta compression

Minimizes bandwidth and can reduce latency, particularly in scenarios where continuous updates are sent.

Liveblocks Broadcast

No

PubNub

No

Programmatic management

Enables the automation of provisioning, management, and testing of service resources, simplifying integration with existing development workflows such as CI.

Liveblocks Broadcast

Yes

PubNub

No

Pricing
Free plan

With a free plan, you can test the service’s functionality and compatibility with your project before committing to a paid plan.

Liveblocks Broadcast

Yes

Liveblocks has a starter plan which is free for up to up to 100 monthly active users.

Read more
PubNub

Yes

Pricing model

The pricing model should align with your project's expected load, usage patterns, and budget in order to be cost-effective and efficient.

Liveblocks Broadcast

Liveblocks uses a tiered pricing model:

  • Starter (free): up to 100 Monthly Active Users (MAU).
  • Pro ($230/month): up to 1k MAUs, with additional users $0.23 per MAU.
  • Enterprise (custom pricing): custom MAUs, 99.9% uptime SLA, and private dedicated servers.
Read more
PubNub

PubNub offers Free, Starter, and Pro packages. Their support packages, separate from their standard plans, also include an Enterprise option.

See the pricing page
Integrations & interoperability
SDKs

Supporting multiple languages and platforms offers greater flexibility when building cross-platform realtime apps.

Liveblocks Broadcast
  • JavaScript (NodeJS)
PubNub
  • REST API
  • Asyncio
  • C-Core
  • C-Sharp
  • Cocoa Objective-C
  • Cocoa Swift
  • Dart
  • FreeRTOS
  • Go
  • Java
  • JavaScript
  • Kotlin
  • Lua
  • Mbed
  • MQTT
  • Objective-C
  • PHP
  • POSIX C
  • POSIX C++
  • Python
  • React
  • Redux
  • Ruby
  • Rust
  • Swift
  • Unity
  • Windows C
  • Windows C++

Source: SDKs

Supported realtime protocols

Support for multiple protocols provides the flexibility to choose a protocol that best suits your project’s requirements.

Liveblocks Broadcast
  • WebSockets
  • HTTP
PubNub
  • HTTP
  • MQTT
  • Fallback to Comet (XHR) and Long Polling for older browsers

PubNub uses HTTP as the transport for their client libraries. A WebSocket compliant interface is provided in some libraries, however this is just a wrapper around an underlying HTTP transport.

Serverless functions

Enables integration with third-party cloud providers by facilitating the execution of custom code against messages to perform business logic like on-the-fly translation.

Liveblocks Broadcast

None.

PubNub
  • PubNubFunctions - proprietary functions

PubNub allows you to run code on its own platform using proprietary PubNub Functions in the form of “Blocks”. The code you can run in Blocks is limited to the Javascript API available in PubNub’s system.

Streaming & queueing

Provides a dependable method to reroute messages from the service to third-party streams and queues for further processing.

Liveblocks Broadcast

No

PubNub

Egress:

  • AWS Kinesis
  • AWS SQS
  • Apache Pulsar
  • RabbitMQ
  • AMQP
  • Kafka

Ingress:

  • Kafka
Observability services

Enables realtime monitoring and troubleshooting by offering insights into service behavior directly in your observability platform of choice.

Liveblocks Broadcast

Yes

Liveblocks includes observability services through its monitoring dashboard, enabling you to track and manage collaborative experiences within your application. The dashboard provides various metrics, such as active users, active rooms, comments, notifications, and data stored.

PubNub

Yes

PubNub provides integrations with Datadog and NewRelic

CI/CD tools

Makes it possible to provision and configure service infrastructure as part of a CI or CD pipeline, enabling repeatable and reliable deployments.

Liveblocks Broadcast

No

PubNub

PubNub provides a Command Line Interface (CLI) specifically for managing and deploying PubNub Functions.

Quality of Service
Scalability

Scalability is vital as it ensures the service can handle increased data load or users without compromising performance.

Liveblocks Broadcast

Unknown.

PubNub
  • 2 trillion monthly transactions
  • 800 million device connections monthly
  • Under 100 milliseconds delivery
  • 99.999% reliability

Source: Edge messaging solutions page

Guaranteed message delivery

Ensures messages are never lost during transmission, even in the presence of network disruptions.

Liveblocks Broadcast

No

PubNub

No

Guaranteed message ordering

Maintains the sequence of messages as they were sent. This is particularly important in apps where the chronological order of messages is essential for meaningful communication.

Liveblocks Broadcast

No

PubNub

No

Exactly-once message delivery

Guarantees that each message is processed exactly once, preventing data inconsistencies that can arise from duplicate processing or missing messages.

Liveblocks Broadcast

No

PubNub

No

Performance & availability
Uptime Guarantee

An uptime guarantee instills confidence in the reliability of the service and protects your business from the negative impacts of downtime.

Liveblocks Broadcast
  • For Starter and Pro Plans - None
  • For Enterprise Plan - 99.9% Uptime SLA
Read more
PubNub

99.999%

Global edge network

By bringing servers (Points of Presence, or PoP) geographically closer to the devices of end users, and routing requests to the nearest PoP, global latency is reduced to a minimum.

Liveblocks Broadcast

Yes

Liveblocks manages a WebSocket edge network which makes use of uses the Cloudflare Workers global network.

Read more
PubNub

Yes

Multi-region data replication (message durability)

By replicating data across multiple regions, the risk of data loss or downtime is greatly mitigated since if data is lost or a server fails in one region, the information can be retrieved from another.

Liveblocks Broadcast

No

PubNub

Yes

No single point of failure or congestion

Having no single point of failure means a system is resilient and can continue to operate even if one part fails. Avoiding a single point of congestion ensures messages flow efficiently across the system and avoids bottlenecks that could lead to performance issues under load.

Liveblocks Broadcast

Yes

Liveblocks uses their data hosting provider's backup services to reduce risk of data loss under hardware failure. They also monitor services to alert the team of failures affecting users.

PubNub

Yes

Latency

Low latency is crucial for realtime apps as it ensures swift and efficient data transmissions, providing a smoother and more responsive user experience.

Liveblocks Broadcast

Unknown.

PubNub

<100 milliseconds delivery

Security & compliance
API key authentication

Simplifies the authentication code on trusted servers compared to requesting, managing, and refreshing tokens.

Liveblocks Broadcast

Yes

PubNub

No

PubNub does not provide configurable private key permissions. It uses a different model where each client’s access is configured with the PubNub Access Manager (PAM).

Token-based authentication

Provides a means to securely authenticate user devices against your user management system.

Liveblocks Broadcast

Yes

Supported with JSON Web Tokens (JWTs). Two options are available: Access Tokens and ID Tokens.

Read more
PubNub

Yes

Single Sign-On (SSO) authentication

SSO streamlines login processes, boosts security by minimizing password use, and meets compliance needs for secure data access management.

Liveblocks Broadcast

Yes

PubNub

Yes

Google and SSO

Rules for permissions and operations

Provides control over which users can subscribe and publish to certain channels.

Liveblocks Broadcast

Yes

End-to-end encryption

Ensures that the data transmitted between the client and the API server remains confidential and secure while in transit.

Liveblocks Broadcast

Yes

PubNub

Yes

All customer data stored within PubNub is encrypted in transit over public networks using TLS 1.2+. Customer data stored in PubNub cloud products and services is AES-256 encrypted at rest.

Encryption at rest

Ensures data stored by the service is secure and compliant, while also mitigating the risks of a data breach.

Liveblocks Broadcast

Yes

PubNub

Yes

Compliance

Compliance with regulations can impact your ability to meet legal obligations in your industry.

Liveblocks Broadcast
  • SOC2 Type 1
PubNub
  • HIPAA compliant
  • GDPR compliant
  • SOC2 type 2 compliant
  • CCPA compliant

Alternatives to Liveblocks Broadcast and PubNub

Whilst both Liveblocks Broadcast and PubNub are worth considering as options for realtime experiences, they aren’t without their limitations. We suggest evaluating them against the following alternatives to make sure you find the right solution for your needs.

Alternatives to Liveblocks Broadcast

PubNub is a developer API platform that powers the realtime infrastructure in apps to build engaging Virtual Spaces where online communities can connect.

Pusher is a first-generation pub/sub messaging service that provides bi-directional hosted APIs for adding realtime features to applications.

Socket.IO is a library that provides realtime, bi-directional communication between clients and servers. It allows the management of connections, sending and receiving messages, and more.

See more alternatives to Liveblocks Broadcast

Alternatives to PubNub

Pusher is a first-generation pub/sub messaging service that provides bi-directional hosted APIs for adding realtime features to applications.

Socket.IO is a library that provides realtime, bi-directional communication between clients and servers. It allows the management of connections, sending and receiving messages, and more.

tech provider image

SignalR is an open-source library that simplifies adding real-time web functionality to ASP.NET Core web apps.

See more alternatives to PubNub

Discover how Liveblocks Broadcast and PubNub stack up against Ably

Ably is the definitive realtime experience platform of the internet. See how we compare to Liveblocks Broadcast and PubNub on key dimensions such as core features, pricing, integrations, QoS, performance, and security and compliance.

Try Ably for free to discover the benefits for yourself

Ably has built reliable realtime infrastructure so you don’t have to. On our free plan you benefit from:

  • 6M monthly messages
  • 200 concurrent channels
  • 200 concurrent connections