3CX Ltd
30
Freeware
It can simplify Firewall configuration at both the remote and the PBX location.
3CX Ltd
70
Freeware
Allows bridging of remote 3CX Phone Systems and connecting remote extensions.
3CX Ltd
29
Shareware
3CX Assistant / VoIP Client – Easy Call Control from your desktop!
77
Joyhong Software
7
Shareware
Network fax software allows you to send and receive fax, FoIP supported.
3CX Ltd
43
Freeware
It allows you to integrate 3CX Phone System with different CRM systems.
1
SIP Communicator
116
Open source
SIP Communicator - the Java VoIP and Instant Messaging client.
3CX
2
Shareware
Hotel Module for 3CX Phone System adds additional functions to 3CX Phone System.
63
KaplanSoft
60
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.
5
3CX Ltd.
974
Shareware
3CX Phone System is a program that enables you to improve your communications.
3CX
122
Freeware
Take Advantage of Unified Communications with 3CX MyPhone.
3CX
12
Freeware
It enables you to quickly Skype your 3CX Phone System.
3CX Ltd
116
Freeware
3CX provides out of the box integration with Microsoft Outlook.
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.