VoIP SIP SDK for iPhone is a customizable solution to develop your own softphone for iPhone and iPad devices. The softphone suits needs of most users and provides the following functionality:
- video and voice calls;
- iOS 5, 6, 7 support;
- changing camera orientation;
- switching between multiple cameras;
- background mode support;
- sRTP support;
- text chat;
- status update (presence);
- DTMF support;
- customizable;
- works with most SIP servers, including ABTO SIP Server and Asterisk;
- works great with most sip clients including VoIP SIP SDK for Windows.
System requirements of VoIP SIP SDK for iPhone: iOS 5