VoIP PBX, SIP PBX, VoIP SDK, SIP SDK, Softphone SDK, WebRTC Gateway | portsip.com
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WebRTC Gateway

A bridge between web browser and VoIP.  Simple, effective, real-time click-to-call capabilities for your web applications.



Accelerate growth and transform business with complete, integrated solution: a Software IP PBX Phone system.



A complete VoIP SDK for developing HD audio, video-enabled Apps, accelerate and simplify the development on Multi-Platform.

Companies across the globe rely on PortSIP to power 200 million connections every day so they can connect the world


There have open source projects and commercial products in the present market,

why PortSIP is your the best choice ?

High perfromance and High Availability

PortSIP PBX is a commercial product which is independent research and development with all of proprietary intellectual property, different from the open source PBX and other open source based commercial PBX, it’s designed with easy-use, high performance and high availability, works with better performance and higher stability.


PortSIP PBX is a software based communication solution, with a web-based configuration wizard allowing user easy installation and management, and no extra hardware required. It is cloud-ready and supports almost all of popular cloud platforms such as AWS, enables easy backup and redundancy to boot with Hyper-V or Vmware.

Complete solution

PortSIP also provides the VoIP SDK and Softphone App that are available on Windows, Android, iOS and Mac OSX, which form up a complete solution to satisfy all your communications needs, and keep your business running smoothly.

WebRTC for click-to-call and video calling

PortSIP PBX is integrated with WebRTC gateway, with which web users can make a free audio or video call to an SIP endpoint – IP Phones or Softphones through the internet browser, without the need to download or install any extra plugins.

Unlimited Customization Available

Benefiting from independent research and development with all of proprietary intellectual property, PortSIP has the ability and capacity to provide customization service to enable enterprises to add new features according to their specific demands. With our customization service, enterprises could develop a suite of system that meets their specific demands so as to facilitate their business.


PortSIP provide remote or on-site support in 24 X 7. Owing to our independent research and development, we are able to serve enterprises on issues ranging from BUG solving to technical support in product deployment, so as to deliver better customer service and higher productivity.

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