News & Events
 August 1, buying PortSIP's products via Paypal is availabled.
 August 1, PortSIP will  release the 4.5 to support SIMPLE for IM.
 March 16, PortSIP released PortSIP VOIP SDK V4.0.
 
PortSIP Free Softphone

PortSIP's free softphone 3.0 a multimedia communicator designed to enhance the user's communications experience in Voice over IP. Whether you are a consumer or Small Office/Home Office (SOHO) user, PortSIP allows you to stay connected and manage your calls and availability with a comprehensive suite of carrier-grade Voice, Video features.

 

Whether you are having a simple voice conversation or hosting a conference call with multiple collaborative applications, PortSIP offers users the ability to personalize your softphone and manage your availability.

   
    PortSIP free softphone 3.0  
     User guide for softpone 3.0  

 

 ** Above is a screenshot of PortSIP Pangolin softphone 4.0 that will be release soon.

 
PortSIP VOIP SDK

PortSIP also offers several Software Development Kits (SDKs). These SDKs allow developers and Service Provider, OEM or Enterprise clients to create customized SIP-based VOIP applications.

Typically, customers that build their own graphical user interface and applications. The SDK has components for managing audio and video media, as well as signaling and call control, JABBER IM. 

The SDK is built by using non-MFC, C and C++ programming languages.

A commercial license for the PortSIP VOIP SDK which consists of complete DLL, LIB, documents and 2 years full support (including e-mail technical support, patches and upgrades). With the commercial license you have the right to distribute your applications (not this SDK) to any amount of end-users as you like.

       Download PortSIP VoIP SDK Data Sheet  
    Download PortSIP VoP SDK Samples(for VB2005, VC++ 6.0, VC++8.0, C#, Delphi, Java script/HTML)  
    View PortSIP VOIP SDK Architecture  
    View PortSIP VOIP SDK license agreement  
 
PortSIP Customization Softphone

PortSIP offers affordable softphone customization for our products(unlimited users).

Whether you need pretty GUI(skin) and private labeling or other private functionalities of the soft phone, we offer services to meet your needs, such as DNS SRV, auto provisioning, signing up new account, account balance displaying on the skin, modifying password, charging balance, call history management, and Contacts management etc, for more details, found in the specifications/features .

With customization softphone, you have the right to distribute it to any amount of end-users as you like.
The customization softphone is including 2 years free support (e-mail technical support, patches and upgrades).

To get more details, please click here or send email to: sales@portsip.com