Itsp
Free Premium Softphone Software
Adore Softphone delivers SIP-based communications and services for PC-to-Phone and PC-to-PC services surrendering the world at your desktop. The Softphone allows a person to communicate over Internet with any desktops, notebooks, PDAs, stand-alone
SJphone v.1.65.2637
This is a softphone application that allows you to connect to a variety of VoIP service providers, or to your own SIP compatible PBX.
Kapanga Softphone v.1.00.2180b
Fully featured SIP client.