Who we are

PortSIP helps organizations unleash the power of human communication. More than 5,800 companies and institutions worldwide defy distance with secure video, voice, and content solutions from PortSIP to increase productivity, speed time to market, provide better customer service, expand education, and save lives. PortSIP and its global partner ecosystem provide flexible Unified Communications solutions for any environment that deliver the best user experience, enterprise-grade solutions, the broadest multi-vendor integration, and customer choice.

What we provide


PortSIP PBX is a software-based PBX, which not only replaces proprietary phone systems, but also delivers a complete Unified Communications solution as it’s an SIP standards software IP PBX that can be integrated with other applications. By relying on the SIP Standard, PortSIP along with its technology partners, including snom, Grandstream, Htek, Yealink, delivers a future proof, best of breed Unified Communications system.


PortSIP VoIP SDK is a cross-platform SIP SDK for developing unified communications client, designed for APP developers, system integrators, chipset vendors, device manufacturers and service providers looking into accelerating development of IP-based voice and video over IP and LTE (VoLTE and ViLTE) for mission-critical Apps with short time to market.

Client App/Softphone

PortSIP Softphone is a unified communication client built on PortSIP VoIP SDK. It provides enterprises and personnel with seamless communications experience across any device, network or platform.

WebRTC Gateway

PortSIP WebRTC Gateway includes the server and a lightweight or zero-weight clients that accelerate time-to-market. It bridges VoIP networks with the Web Browser of the Internet, sitting at the edge of the provider network. PortSIP WebRTC Gateway interworks the signaling and media planes of the web and telecom world and provides richful APIs for extending real-time communications and collaboration capabilities to any devices connected to the Internet.

Become partner with PortSIP and join the booming Unified Communications market.