1
Global IP Telecommunications
660
Freeware
PC Phone is a Voice over IP network software application.
Abto, LLC
Shareware
VoIP SIP SDK provides a powerful and highly customizable solution.
1
SIP Communicator
116
Open source
SIP Communicator - the Java VoIP and Instant Messaging client.
2
Nimbuzz - Call
6
Freeware
Nimbuzz Phone is company's utility SIP caller for windows platform.
2
Heiko Sommerfeldt
905
Freeware
Enables voice connections to landline , cellular network and VoIP.
8
PortSIP Solutions, Inc.
221
Shareware
PortGo Professional is a SIP-based phone for Windows desktop.
8
Jacek Kozlowski
463
Shareware
Phone Dialer Pro is TAPI and VoIP phone dialer for Windows users.
1
ProfInfoTech
15
Freeware
Billion Phone - compact convenient SIP phone software for making voice calls.
Dargan Development
14
Shareware
EMail, FAX broadcast using MAP. Phone dialer using either AT or TAPI. Superb interface, fully custom....
3
Jacek Kozlowski
63
Shareware
Excel Dialer Pro is a TAPI and VoIP phone dialer for Windows users.
12
Net2Phone Inc.
770
Freeware
Net2Phone SIP Dialer lets you make phone calls using your computer.
15
Linphone
2,568
Open source
Configure SIP accounts, perform VoIP phone calls or initiate audio conferences.
2
MyVoipApp,Inc.
81
Freeware
Myvoipapp Sip Phone is a usefull tolls easy to use.
3telCafe
78
Freeware
A free SIP Softphone which offers PC-to-Phone service.
53
ProfInfoTech
4
Shareware
New generation phone system working in IP-networks using SIP protocol.
