Calling APIs

PortSIP VoIP SDK is a modern SIP client framework for developing audio and video calling applications. The SIP SDK is available for all leading operating systems, enabling a fast time-to-market on all platforms, including iOS, Android, macOS, Windows, and WebRTC.

The SDK is designed for developing audio, video, and IM apps, supporting sharing screen, sending files, pictures, voice, and video messages, and accelerating and simplifying the development.

A lot of famous companies trust and use PortSIP VoIP SDK, including but not limited to:

• Siemens

• T-Mobile

• Telstra

• Netflix

• Qualcomm

• HPE

• Nextiva

• Keysight

• Philips

• Panasonic

• Fujitsu

• Dialogic

With the PortSIP PBX license, you get the PortSIP VoIP SDK absolutely free. Our SDK is ready-to-use and ensures the shortest time-to-market, empowering you to deliver your Unified Communications solutions in a cost-effective, all-in-one package.

Obtain SDK

You can download the PortSIP VoIP SDK from the PortSIP Website. The SDK includes sample projects for various operating systems that demonstrate its usage.

You can receive technical support by submitting a ticket to PortSIP.