The Sinch SDK for iOS lets developers add voice calling and instant messaging capabilities to their iOS based mobile apps. The SDK handles signaling and audio management. In addition it offers support for:
App to app calling
App to phone calling
Instant messaging to single and multiple recipient
Clickatell, a leading mobile messaging and global communications solutions provider, has just announced the launch of the new Connect API allowing developers to integrate into their web and mobile applications in-app Short Message Service (SMS) functionality.
Cloud communications provider RingCentral has announced an invite-only beta that gives customers access to WebRTC functionality through its RingCentral WebPhone Library, a WebRTC SDK. The SDK manages WebRTC signaling and registration, and provides functions for WebRTC events.