Telavox
33
Freeware
Places call from the desktop to worldwide phone lines.
PC Best Networks
Freeware
A Free Windows SIP PBX, with rich and powerful features.
SIP-ONE
1
Freeware
It allows you to communicate with your friends from your desktop computer.
15
Linphone
2,606
Open source
Configure SIP accounts, perform VoIP phone calls or initiate audio conferences.
32
ageet Corporation
11
Commercial
The new AGEphone Desktop 2 is SIP based internet telephony softphone.
8
PortSIP Solutions, Inc.
221
Shareware
PortGo Professional is a SIP-based phone for Windows desktop.
63
KaplanSoft
60
Shareware
TekSIP is a SIP Registrar and SIP Proxy for Windows.
1
PCBest Networks
18
Freeware
Robust SIP ActiveX Phone is a powerful and robust SIP ActiveX phone client.
E-Soft Billing (Pvt.) Ltd.
2
Demo
SIP Mobile Dialer is designed for small and mid size VoIP/SIP providers.
2
Anton Raharja
11
Open source
This software enables voice, video and IM sessions based on XMPP, SIP and IAX2.
2
Billion Online Technology Ltd.
24
Freeware
BOL SIPPhone is the leading SIP dialer, available for private label and logo.
2
Finarea S.A. Switzerland
239
Freeware
Enter your settings in SIP-device and call at the lowest rates available.
3
Octro, Inc.
62
Shareware
OctroTalk is an integrated instant messaging application VoIP call, SIP call etc.
3
AdoreSoftphone
208
Demo
A basic SIP Softphone that allows to connect to VoIP PBX and providers.
