3
Duxoft Lite
130
Freeware
It is a SIP-based softphone, can be used to make or receive calls.
AG Projects
43
Freeware
SIP2SIP is a real time communications service for audio conferences.
3
iaxtalk.com
33
Freeware
sipLite softphone is a free softphone which works with SIP protocol.
3
Pacific Image Europe
2
Low Cost ... High Quality Phone Calls ... Easy to Use and Set Up.
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.
21
FlexibleSoft Co.
10
Shareware
Flexiblesoft Dialer XP Lite is a Professional phone dialing system. Connect, Reconnect & Redial, and....
L. Christopher
Shareware
Enhances the Windows 95/NT Dialup Networking by adding auto-redial, cost management, anti-idling, an....
FlexibleSoft Co.
1
Shareware
Flexiblesoft Dialer is a Professional phone dialing system. Connect, Reconnect & Redial, and Disconn....
1
Infonautics GmbH, Switzerland
108
Shareware
DialDirectly can dial and redial names and phone numbers directly via Skype.
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.