9
3CX System Ltd
30
Freeware
Be connected to all your contacts anyhwere anytime with 3CX VoIP Client.
Abto, LLC
Shareware
VoIP SIP SDK provides a powerful and highly customizable solution.
2
Heiko Sommerfeldt
906
Freeware
Enables voice connections to landline , cellular network and VoIP.
32
ageet Corporation
11
Commercial
The new AGEphone Desktop 2 is SIP based internet telephony softphone.
1
SIP Communicator
116
Open source
SIP Communicator - the Java VoIP and Instant Messaging client.
VaxSoft
4
Shareware
Access a set of tools and components to develop SIP based VoIP server.
MizuTech
Shareware
The Mizu-WebPhone is a lightweight standard based VoIP phone software.
15
Linphone
2,570
Open source
Configure SIP accounts, perform VoIP phone calls or initiate audio conferences.
2
Avaya
103
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.
8
Jacek Kozlowski
463
Shareware
Phone Dialer Pro is TAPI and VoIP phone dialer for Windows users.
ModelingTech Energy Technology Company
19
Shareware
StarSim is electrical system simulation software based on NI LabVIEW.
IEC
220
Freeware
SSP is a SIP based IVR platform. It is easy to manipulate.
13
GosSIP
55
Freeware
The GosSIP dialer delivers SIP-based communications and services.
3
Duxoft Lite
130
Freeware
It is a SIP-based softphone, can be used to make or receive calls.
