PubNub is a real-time network that delivers mass-scale user interactivity and device presence to web and mobile apps. PubNub's global network supports any programming environment via an intuitive Publish & Subscribe API.
FREE! 20 connections 1M msgs/month Presence (trial) History (trial)
Galaxy Bundle A
100 connections 5M msgs/month
Galaxy Bundle B
500 connections 30M msgs/month Presence feature
Galaxy Bundle C
3000 connections 100M msgs/month Presence feature History feature