77
OfficeSIP Communications
159
Freeware
Provides you everything you need to facilitate communication around the office.
2
Callcentric
187
Freeware
A small application that allows you to make and receive calls with Callcentric.
1
SIP Communicator
116
Open source
SIP Communicator - the Java VoIP and Instant Messaging client.
Konnetic
9
Shareware
Konnetic's Unity SIP .NET SDK povides a fully RFC3261 compliant class library.
189
Cisco Systems, Inc.
99,067
Freeware
It helps customers to establish secure encrypted tunnels to an Easy VPN server.
3
AdoreSoftphone
208
Demo
A basic SIP Softphone that allows to connect to VoIP PBX and providers.
3telCafe
78
Freeware
A free SIP Softphone which offers PC-to-Phone service.
ZeeVoice
17
Freeware
A sip softphone for making and receiving VoIP calls.
11
PortSIP Solutions, Inc.
82
Freeware
PortGo is the newest SIP softphone from PortSIP, it's built base on PortSIP VoIP.
IntuitTech Sdn. Bhd
Freeware
hayibo is the first SIP softphone application written for business users.
3
iaxtalk.com
33
Freeware
sipLite softphone is a free softphone which works with SIP protocol.
32
ageet Corporation
11
Commercial
The new AGEphone Desktop 2 is SIP based internet telephony softphone.
1
PortSIP Sutions, Inc.
73
Freeware
Softphone compatible with SIP for voice over IP PBX or international providers.
2
Ecotronics Ventures LLC
144
Freeware
Kapanga Softphone is a powerful and unique SIP software telephone.
1
RSDevs.com
33
Shareware
"VidPhone" is a H.323/SIP Video SoftPhone for Windows and Linux OS.