VoIP SIP SDK provides a powerful and highly customizable solution.
Is adds quickly SIP based dial in your software applications.
Provides professional technology for VoIP voice calling.
A simple program for recording, converting, and processing digital audio.
It enables you to record and replay any Skype call.
Informatique Tongsoft, Inc
Allows you to record the real-time audio stream from the sound card.
Amolto Call Recorder for Skype
Record Skype calls and export them to your local folders.
SIP Communicator - the Java VoIP and Instant Messaging client.
3CX System Ltd
Be connected to all your contacts anyhwere anytime with 3CX VoIP Client.
SIP VoIP Softswitch with billing for VoIP wholesale, GSM termination, IVR, PBX.
TekPhone is a SIP VoIP Softphone that provides UA agent functions.
jphonelite is an open source Java SIP VoIP audio and video SoftPhone.
E-Soft Billing (Pvt.) Ltd.
SIP Mobile Dialer is designed for small and mid size VoIP/SIP providers.
VoIP Bookers offers you quality voIP and sip calls.
OctroTalk is an integrated instant messaging application VoIP call, SIP call etc.
A basic SIP Softphone that allows to connect to VoIP PBX and providers.
Configure SIP accounts, perform VoIP phone calls or initiate audio conferences.
A sip softphone for making and receiving VoIP calls.
PortSIP Solutions, Inc.
PortGo is the newest SIP softphone from PortSIP, it's built base on PortSIP VoIP.