Overview Features Use Cases Docs Pricing

Build realtime features your users love

We solve the complex realtime infrastructure problems so you don’t have to

Get free account Read the docs

Powerful features to help you Build interactive apps

Discover more features

Managed websocket connections

Whether you have 5 or 10 million concurrent connections, our infrastructure scales to your needs in an instant.

Flexible pub/sub messaging

Instantly update browsers, mobiles and IoT devices with our simple, event-based API.

Live user lists (presence)

Presence channels enable you to show the online/offline status of your users in realtime - build in chat and collaboration in a cinch.

Access control/Authentication

Mechanism for controlling who has access to given channels, seamlessly integrating with your existing authentication strategies.

Discover more features

get started with channels in seconds

Social

Update product UI in realtime and keep your users more engaged.

Collaboration

Instantly update browsers, mobiles and IoT devices with our simple, event-based API.

Location

Update journeys, deliveries & more in realtime to keep users informed.

Realtime graphs

Update your UI as soon as data is available so users don’t miss a thing.

Discover more use cases

We love developers

With 40+ libraries and 100+ tutorials we make it easy for developers to build what they want.

Explore our docs

Php
Node
Ruby
ASP
Java
Python
Go

Publish

0
1
<?php $pusher->trigger('my-channel', 'my-event',
    array('message' => 'hello world'));

JS
Android
iOS(Swift)
iOS(Obj-C)

0
1
2
3
var channel = pusher.subscribe('my-channel');
channel.bind('my-event', function(data) {
  alert('Received my-event with message: ' + data.message);
});

250,000 developers and Help Scout trust us

“We needed to focus on our features and app and not on plumbing and operations for a unique component in our stack - so we turned to you—the experts—and it worked out great”