4
Thomas C. Taylor
461
Open source
It allows you to make calls directly from your desktop computer.
12
Net2Phone Inc.
770
Freeware
Net2Phone SIP Dialer lets you make phone calls using your computer.
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.
2
Heiko Sommerfeldt
904
Freeware
Enables voice connections to landline , cellular network and VoIP.
2
MyVoipApp,Inc.
81
Freeware
Myvoipapp Sip Phone is a usefull tolls easy to use.
82
Microsys Com Ltd.
7
Shareware
Dialo is a call manager, allowing you to select and dial any phone number.
Apexcall
1
Freeware
Apexcall helps you to dial any phone number from your computer.
4
The Linksys Group, Inc.
70
Freeware
Upload phone directories onto your phone, dial out and so much more.
conaito Technologies
19
Shareware
Is adds quickly SIP based dial in your software applications.
15
Linphone
2,567
Open source
Configure SIP accounts, perform VoIP phone calls or initiate audio conferences.
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.
