EXFO Inc.
63
Demo
You can generate a voice-over-IP call directly from a test platform.
6
Touchstone Technologies, Inc.
47
Freeware
WinSIP now includes the TestML an XML scripting engine.
6
Budgetsip
16
Freeware
VOIP-based telephony from your computer at cheaper rates.
1
PortSIP Sutions, Inc.
73
Freeware
Softphone compatible with SIP for voice over IP PBX or international providers.
63
KaplanSoft
58
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.
38
AppPerfect Corporation
34
Freeware
It is a fully Automated Load test, Stress test and Performance Test solution.
3
RJ Software
Shareware
AptiQuiz is a test making, test taking and test grading application.
2
Anton Raharja
11
Open source
This software enables voice, video and IM sessions based on XMPP, SIP and IAX2.
12
Net2Phone Inc.
770
Freeware
Net2Phone SIP Dialer lets you make phone calls using your computer.
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.