1
Net Phoner
33
Freeware
Net Foner is an easy to use universal Voip client.
Konnetic
9
Shareware
Konnetic's Unity SIP .NET SDK povides a fully RFC3261 compliant class library.
1
SIP Communicator
116
Open source
SIP Communicator - the Java VoIP and Instant Messaging client.
3
1-abc.net
580
Shareware
Manage your private login and password data with 1-abc.net Password Organizer.
Abto, LLC
Shareware
VoIP SIP SDK provides a powerful and highly customizable solution.
1
PCBest Networks
18
Freeware
Robust SIP ActiveX Phone is a powerful and robust SIP ActiveX phone client.
1
ProfInfoTech
15
Freeware
Billion Phone - compact convenient SIP phone software for making voice calls.
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.
Unicorn
12
Demo
Smart SIP Phone is useful platform for Smart Dialer.
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.
2
Avaya
102
Demo
It enables you to make voice and video phone calls using SIP-based standards.
8
PortSIP Solutions, Inc.
221
Shareware
PortGo Professional is a SIP-based phone for Windows desktop.
6
FrankCall-V5.0
1
Freeware
Frankcall provide PC to Phone, Mobile VOIP, Mobile SIP, Mobile Dialer services.
