2
Callcentric
187
Freeware
A small application that allows you to make and receive calls with Callcentric.
1
PortSIP Sutions, Inc.
74
Freeware
Softphone compatible with SIP for voice over IP PBX or international providers.
1
Avaya
232
Freeware
IP Softphone 2050 transforms your PC into a full-featured platform.
3
AdoreSoftphone
208
Demo
A basic SIP Softphone that allows to connect to VoIP PBX and providers.
2
Billion Online Technology Ltd.
24
Freeware
BOL SIPPhone is the leading SIP dialer, available for private label and logo.
4
RingCentral, Inc.
1,586
Shareware
Perform online calls, messages, video calls in a unified communications hub.
27
Emil Stoyanov
43
Open source
Kiax is a softphone for making VoIP calls to Asterisk PBX.
Switchvox
15
Freeware
Switchvox Notifier is an app that integrates a Switchvox PBX with a computer.
37
Voicent Communications, Inc.
125
Freeware
Voicent Flex PBX is an easy-to-use software-based PBX system. It supports both analog phone services....
NeoNova BV
2
Shareware
The Astium PBX is the most advanced PBX's nowadays available.
BuzzSIP, Inc.
3
Freeware
BuzzSIP is a VOIP softphone that allows you to speak with any other softphone.
2
Mizutech SRL
202
Shareware
Mizu Softphone is a professional VoIP softphone for Windows users.
3
iaxtalk.com
33
Freeware
sipLite softphone is a free softphone which works with SIP protocol.
vpcashcall
2
Freeware
The VpcashCalls Softphone is a basic softphone which runs on Microsoft Windows.
18
Nortel
1,541
Commercial
The VPN provides client functionality for secure remote access to Nortel Router.
2
Nortel Networks
271
It creates customized labels for Nortel Networks’ Business Series Terminals.
