PubNub utilizes a Publish/Subscribe model for real-time data streaming and device signaling which allows for establishing and maintaining a persistent socket connection to any device and push data to global audiences. PubNub also supports several other iOS SDKs including: Subscribe Only, Hello World, Calls Without Blocks, and Apple Push Notifications.
TokBox, the web-based video chat and conferencing application, has announced a change in directions. Its popular TokBox application shall cease to be available and instead the company will focus on its OpenTok API, with all its energies on increasing API adoption with a developer contest to go along with it. To get the ball rolling, today it's announced 30 new partners already on the platform.