conaito Technologies
19
Shareware
Is adds quickly SIP based dial in your software applications.
9
3CX System Ltd
30
Freeware
Be connected to all your contacts anyhwere anytime with 3CX VoIP Client.
1
PCBest Networks
18
Freeware
Robust SIP ActiveX Phone is a powerful and robust SIP ActiveX phone client.
Abto, LLC
Shareware
VoIP SIP SDK provides a powerful and highly customizable solution.
1
SipGo
176
Freeware
It enables you to make international calls directly from your desktop computer.
Anibal Avelar
25
Freeware
Helps to replace your Microsoft Office Communicator client with Pidgin.
Vitali Fomine
42
Open source
It is video conference client for SIP server compatible with WebSocket.
CounterPath Corporation
12
Commercial
Bria Add-In for Outlook adds calling and voicemail support to your Outlook app.
63
KaplanSoft
60
Shareware
TekSIP is a SIP Registrar and SIP Proxy for Windows.
E-Soft Billing (Pvt.) Ltd.
2
Demo
SIP Mobile Dialer is designed for small and mid size VoIP/SIP providers.
121
Martin Prikryl
190,744
Open source
WinSCP is a free SFTP client, FTP client, WebDAV client and SCP client.
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.
2
Billion Online Technology Ltd.
24
Freeware
BOL SIPPhone is the leading SIP dialer, available for private label and logo.
2
Finarea S.A. Switzerland
239
Freeware
Enter your settings in SIP-device and call at the lowest rates available.
3
Octro, Inc.
62
Shareware
OctroTalk is an integrated instant messaging application VoIP call, SIP call etc.