3CX Ltd
30
Freeware
It can simplify Firewall configuration at both the remote and the PBX location.
77
OfficeSIP Communications
160
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.
2
Mizutech SRL
202
Shareware
Mizu Softphone is a professional VoIP softphone for Windows users.
42
Ozeki Ltd.
14
Demo
Provides professional technology for VoIP voice calling.
1
PortSIP Sutions, Inc.
74
Freeware
Softphone compatible with SIP for voice over IP PBX or international providers.
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.
NetCruiser Software
10
Shareware
NetCruiser Proxy is an easy to use, yet powerful HTTP proxy. It can be used to share an internet con....
63
KaplanSoft
60
Shareware
TekSIP is a SIP Registrar and SIP Proxy for Windows.
32
ageet Corporation
11
Commercial
The new AGEphone Desktop 2 is SIP based internet telephony softphone.
2
Ecotronics Ventures LLC
144
Freeware
Kapanga Softphone is a powerful and unique SIP software telephone.
