Pusher vs SignalR vs Socket.IO

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Pusher

481
1K
+ 1
227
SignalR

327
772
+ 1
81
Socket.IO

7.5K
6.1K
+ 1
761

Pusher vs SignalR vs Socket.IO: What are the differences?

Pusher has a good documentation support, and PubNub is scalable and reliable. Pusher has hosted APIs to build real-time apps. A leader in robust APIs for app developers building scalable real-time communication features. Signal R is a communication library for Microsoft ASP.NET that allows server code to send asynchronous notifications for client-side web applications.

Pros of Pusher
Pros of SignalR
Pros of Socket.IO
  • 50
    An easy way to give customers realtime features
  • 39
    Websockets
  • 35
    Simple
  • 27
    Easy to get started with
  • 24
    Free plan
  • 12
    Heroku Add-on
  • 11
    Easy and fast to configure and to understand
  • 9
    JSON
  • 6
    Azure Add-on
  • 5
    Support
  • 5
    Happy
  • 4
    Push notification
  • 16
    Supports .NET server
  • 13
    Real-time
  • 11
    Free
  • 10
    Fallback to SSE, forever frame, long polling
  • 9
    WebSockets
  • 7
    JSON
  • 6
    Simple
  • 4
    Open source
  • 4
    Cool
  • 1
    Ease of use
  • 209
    Real-time
  • 140
    Event-based communication
  • 139
    Node.js
  • 101
    Open source
  • 99
    WebSockets
  • 26
    Binary streaming
  • 22
    No internet dependency
  • 9
    Fallback to polling if WebSockets not supported
  • 7
    Large community
  • 5
    Ease of access and setup
  • 4
    Push notification

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Cons of Pusher
Cons of SignalR
Cons of Socket.IO
  • 9
    Costly
  • 0
    Aa
  • 1
    Requires jQuery
  • 1
    Expertise hard to get
  • 1
    Weak iOS and Android support
  • 9
    Bad documentation
  • 4
    Githubs that complement it are mostly deprecated
  • 2
    Doesn't work on React Native
  • 2
    Small community

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- No public GitHub repository available -

What is Pusher?

Pusher is the category leader in delightful APIs for app developers building communication and collaboration features.

What is SignalR?

SignalR allows bi-directional communication between server and client. Servers can now push content to connected clients instantly as it becomes available. SignalR supports Web Sockets, and falls back to other compatible techniques for older browsers. SignalR includes APIs for connection management (for instance, connect and disconnect events), grouping connections, and authorization.

What is Socket.IO?

It enables real-time bidirectional event-based communication. It works on every platform, browser or device, focusing equally on reliability and speed.

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What companies use Pusher?
What companies use SignalR?
What companies use Socket.IO?

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What tools integrate with Pusher?
What tools integrate with SignalR?
What tools integrate with Socket.IO?

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GitHubGitDocker+34
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JavaScriptGitHubjQuery+26
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What are some alternatives to Pusher, SignalR, and Socket.IO?
PubNub
PubNub makes it easy for you to add real-time capabilities to your apps, without worrying about the infrastructure. Build apps that allow your users to engage in real-time across mobile, browser, desktop and server.
Firebase
Firebase is a cloud service designed to power real-time, collaborative applications. Simply add the Firebase library to your application to gain access to a shared data structure; any changes you make to that data are automatically synchronized with the Firebase cloud and with other clients within milliseconds.
Chat by Stream
Chat API and SDK. With a beautiful UI Kit, easy to use React Components and powerful API. Add Chat to any application in a matter of hours. The tech uses Go, RocksDB and Raft. By the creators of Stream, the API that powers activity feeds for more than 300 million users.
Twilio
Twilio offers developers a powerful API for phone services to make and receive phone calls, and send and receive text messages. Their product allows programmers to more easily integrate various communication methods into their software and programs.
Google Cloud Pub/Sub
Cloud Pub/Sub is a fully-managed real-time messaging service that allows you to send and receive messages between independent applications. You can leverage Cloud Pub/Sub’s flexibility to decouple systems and components hosted on Google Cloud Platform or elsewhere on the Internet.
See all alternatives
Interest over time
How much does Pusher cost?
How much does SignalR cost?
How much does Socket.IO cost?
Pricing unavailable
Pricing unavailable
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