PubNub
PubNub is a real-time messaging system for web and mobile apps that can handle API for all platforms and push messages to any device anywhere in the world in a fraction of a second without having to worry about proxies, firewalls or mobile drop-offs.
17 Alternatives To PubNub
Ably Realtime
Simply better realtime.
Apphitect IM
Readymade Chat App Solution - Integrate Chat SDK & Messaging API
CloudBoost
CloudBoost let’s you build mobile and web applications that scale.
GUN
Self-hosted Firebase.
Lightstreamer
Lightstreamer is a server for delivering real-time messages to browser-based and mobile…
Meteor
Meteor is a set of new technologies for building top-quality web apps in a fraction of the time.
Nakama
Nakama is an open-source distributed social and realtime server for games and apps.
OneSignal
Customer engagement platform used by 800K+ developers; the fastest and most reliable way to send push notifications.
PushBots
Light SDK for mobile push notifications
Pusher
Pusher is a hosted API for quickly, easily and securely adding scalable realtime functionality via WebSockets to web and mobile apps.
RemoteStorage
An open protocol for per-user storage OWN YOUR DATA
Scaledrone
Realtime messaging service
SendBird
SendBird is messaging-as-a-service.
Twilio
Brings voice and messaging to your web and mobile applications.
deployd
API development tool for Web and Mobile developers.