Telepati SIP Phone Freeware
Telepati SIP Phone Freeware allows you to make PC-PC phone-phone calls over the Internet. Developed using Research Labs VOIP SIP Phone SDK, this free soft phone brings SIP protocol support for ActiveX. With this phone once you set the gatekeeper proxy with the username and password from your... Tested and works with 75% of the providers. ... Though this implementation might turn out fairly complex, our VOIP Implementation Team at Research-Lab will guide you remotely for the same. ... Now VOIP open source projects have made it easier to implement a customized VOIP Solution eliminating...
http://www.bandwidthsaver.com/downloads/telepati.zip - 1Mb - Download - Screenshot

soft Phone
soft Phone is a SIP based VoIP soft phone, which integrates robust technologies such as SIP stack by NIST (National Institute of Standards and Technology) and Java, JMF from Sun Microsystems. soft Phone is a free downloadable soft phone which enables you to make calls from pc to pc, pc to mobile... soft Phone offers you a free phone number to make free pc to pc calls and receive free incoming calls from any phone. ... Through soft Phone, you can have a live video chat with your soft Phone buddy.
http://www.globe7.com/downloadnow.php?refcode=AX12640X1111 - 16Mb - Download - Screenshot

3CX VOIP Phone for Windows
Free VOIP / SIP phone. Use your PC as a phone. Works with any SIP / VOIP provider/ phone service. Use instead of the soft phone provided by your VOIP provider which locks you into their VOIP phone service. Easy to use interface includes dial pad and buttons to transfer or forward a call. ... Features include * Integrated phone book (allows you to assign caller ID to a name) * Supports several SIP profiles * Displays caller ID * Individual ring tones (per caller) * Drag & drop handling * Call log * Incoming calls: identify, accept, reject or ignore * Record phone calls * Multiple calls...
http://www.3cx.com/VOIP/3CXPhone.exe - 1Mb - Download - Screenshot

SIP Phone DLL
SIP Phone DLL allows to make PC-PC, PC-phone, or phone-phone calls or create Instant Messaging (IM) sessions over the Internet VOIP SIP Phone SDK brings protocol support for ActiveX. With this SDK one can create a simple program to connect and start speaking with anyone with a direct IP Address... VOIP SIP DLL Soft Phone SDK brings SIP protocol support for ActiveX. ... With this SDK one can create in minutes a VOIP phone program to connect and start speaking with anyone with a direct IP Address (provided no NAT Router or Firewall is set) or use the Gateway or the Gatekeeper to connect to...
http://www.ipchip.com/downloads/sphone01.zip - 3Mb - Download - Screenshot

Best Phone
Best phone is a SIP based VoIP soft phone, which integrates robust technologies such as SIP stack by NIST (National Institute of Standards and Technology) and Java, JMF from Sun Microsystems. Best phone is a free downloadable soft phone which enables you to make calls from pc to pc, pc to mobile... Best phone offers you a free phone number to make free pc to pc calls and receive free incoming calls from any phone. ... Best phone Follow Me Service enables you to get calls redirected to your landline or mobile phone when you are not online.
http://www.globe7.com/downloadnow.php?refcode=AX12640X5555 - 16Mb - Download

FREE PHONE
FREE phone is a SIP based VoIP soft phone, which integrates robust technologies such as SIP stack by NIST (National Institute of Standards and Technology) and Java, JMF from Sun Microsystems. FREE phone is a free downloadable soft phone which enables you to make calls from pc to pc, pc to mobile... FREE phone offers you a free phone number to make free pc to pc calls and receive free incoming calls from any phone. ... FREE phone Follow Me Service enables you to get calls redirected to your landline or mobile phone when you are not online.
http://www.globe7.com/downloadnow.php?refcode=AX12640 - 16Mb - Download - Screenshot

VaxVoIP SIP activeX SDK
VaxVoIP SIP SDK provides tools and components to quickly add SIP (Session Initiation Protocol) based IP-Telephony make and receive phone calls feature in your web pages and software applications. It accelerates the development of SIP based soft phone with your own GUI (graphical user interface)... - NAT AND FIREWALLS FRIENDLY User can set SIP outbound proxy inorder to make and receive phone calls behind the NAT/firewall. ... - NOISE CANCELLATION OR SUPPRESSION: VaxVoIP SIP SDK offers advanced Noise Cancellation technology that allows significant suppression of any background noise and...
http://www.vaxvoip.com/vaxvoipsip/VaxSIPUserAgentSDK.zip - 2Mb - Download - Screenshot

One4000IP
One4000IP, is more than a Netphone that lets you take advantage of free broadband VoIP calling with premium voice quality as well as super low worldwide rates to regular phones without changing your operator. Call from your PC to other PC? s for free or call to regular fixed phones and mobiles... You can call to any PC with a SIP net phone/ soft phone, not just the ones with One4000 installed. ... Choose from which one of your registered phone numbers you want to make your call by clicking on one of the buttons: Phone, Mobile or PC.
http://www.one4000.com/download/one4000IP_setup.zip - 5Mb - Download - Screenshot

Best_phone_2006
Best_phone_2006 is a SIP based VoIP soft phone, which integrates robust technologies such as SIP stack by NIST (National Institute of Standards and Technology) and Java, JMF from Sun Microsystems. Best_phone_2006 is a free downloadable soft phone which enables you to make calls from pc to pc, pc... Best_phone_2006 Follow Me Service enables you to get calls redirected to your landline or mobile phone when you are not online. ... You can make international calls to any PSTN or mobile phone thus converting your laptop or desktop into a second telephone.
http://www.globe7.com/downloadnow.php?refcode=AX12640 - 16Mb - Download - Screenshot

Globe7
Globe7 is a SIP based VoIP soft phone, which integrates robust technologies such as SIP stack by NIST (National Institute of Standards and Technology) and Java, JMF from Sun Microsystems. Globe7 is a free downloadable soft phone which enables you to make calls from pc to pc, pc to mobile and pc... Globe7 offers you a free phone number to make free pc to pc calls and receive free incoming calls from any phone. ... Globe7 Follow Me Service enables you to get calls redirected to your landline or mobile phone when you are not online.
http://www.globe7.com/downloadnow.php?refcode=Freedownloads - 16Mb - Download - Screenshot