Free Downloads: Pc Phone Sip

Evolve your communications with 3CX Phone System for Windows - an IP Phone System that completely replaces your proprietary PBX, supports standard SIP soft/hard phones, VOIP services and traditional PSTN phone lines.

Evolve your communications with 3CX Phone System for Windows - an IP Phone System that completely replaces your proprietary PBX, supports standard Sip soft/hard phones, VOIP services and traditional PSTN Phone lines. 3CX Phone System is far less expensive than a traditional PBX and can reduce call costs substantially by using a VOIP service provider.

Category: Internet / Communications
Publisher: 3CX System Ltd, License: Shareware, Price: USD $495.00, File Size: 62.0 MB
Platform: Windows

SIP Workbench is a graphical SIP, RTP, STUN, and TURN protocol analyzer and viewer designed to help illustrate and correlate VoIP and IM network interactions.

Sip Workbench is a graphical Sip, RTP, STUN, and TURN protocol analyzer and viewer designed to help illustrate and correlate VoIP and IM network interactions. Sip Workbench is a versatile tool designed for protocol developers, system integrators, and end-users to use to visualize, diagnose, and debug complex multi-protocol interactions.

Sip Workbench...

Category: Internet / Communications
Publisher: BreakPoint Software, License: Shareware, Price: USD $89.95, File Size: 3.3 MB
Platform: Windows

Flaphone™ is a SIP (Session Initiation Protocol) compatible web softphone, that is working in web browser without installation of any specific software*.

Flaphone™ is a Sip (Session Initiation Protocol) compatible web softphone, that is working in web browser without installation of any specific software*. Everything that you need is internet connection, speakers and microphone**. Flaphone™ users can call each other, to Sip phones, and any Phone numbers, if Sip provider accounts are configured in control...

Category: Internet / Communications
Publisher: Innovative Systems of Communication LLC, License: Freeware, Price: USD $0.00, File Size: 2.2 MB
Platform: Windows

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. You can easily develope net-to-phone apps & web pages.

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) and brand name. It delivers superior voice quality by...

Category: Software Development
Publisher: VaxSoft Inc, License: Shareware, Price: USD $1500.00, File Size: 7.3 MB
Platform: Windows

3CX Phone System FREE edition is a SIP-based IP PBX developed for Windows. Easy to install & configure, scalable, eliminates phone wiring & allows hot desking. Lowers call costs via VOIP providers & eliminates vendor lockin. Download FREE edition!

Eliminate PBX headaches with 3CX Phone System for Windows! Evolve your communications with 3CX Phone System for Windows - an office Phone system/IP PBX that completely replaces your proprietary PBX, supports standard Sip soft/hard phones, VOIP services and traditional PSTN Phone lines. 3CX Phone System is far less expensive than a traditional PBX and...

Category: Internet
Publisher: 3CX Ltd, License: Freeware, Price: USD $0.00, File Size: 18.7 MB
Platform: Windows

"VidPhone" is a H.

"VidPhone" is a H.323/Sip Video SoftPhone for Windows and Linux OS.
VidPhone support both Sip and H.323 protocols, varios audio codecs and high-definition video.

VidPhone has following features and parameters:

- Protocols: Sip and H.323
- Audio codecs: G.711/G.729/Speex/iLBC/G.723.1/GSM/G.726
- Video codecs:...

Category: Internet / Communications
Publisher: RSDevs.com, License: Shareware, Price: USD $40.00, File Size: 8.9 MB
Platform: Windows

VaxVoIP SIP Desktop SDK provides tools and components to quickly add SIP (Session Initiation Protocol) based webphone, softphone and IVR systems for Desktop OS and Mobile-Phones.

VaxVoIP Sip Desktop SDK accelerates the development of Sip based webphone, softphone and IVR systems for Desktop OS and Mobile-Phones. VOICE CHANGER SUPPORT: VaxVoIP Sip SDK supports Voice Changer, which works in real-time and let you sound like a robot, a chipmunk, a drunk grandpa, a teen boy or someone who just inhaled helium. ANSWERING MACHINE DETECTION...

Category: Software Development / Components & Libraries
Publisher: VaxSoft, License: Shareware, Price: USD $1680.00, File Size: 38.0 MB
Platform: Windows

The snom 4S media server is a turnkey solution for handling media in SIP environments.

The snom 4S media server is a turnkey solution for handling media in Sip environments. Using the Sip
protocol the media server can be used with software solutions like Microsoft Messenger or with a variety of hard phones like the snom 100 and 200.
The media server can be used with the snom 4S Sip Proxy/ Registrar as well as with other Sip proxies,...

Category: Utilities / Misc. Utilities
Publisher: snom technology AG a€“ VoIP Phones, License: Demo, Price: USD $0.00, File Size: 1.8 MB
Platform: Windows

Express Talk is software that works like a telephone to let you make calls from your PC. With Express Talk you can call anyone on the internet who has installed Express Talk (or any other SIP voip softphone). Calls are free.

The Express Talk softphone works like a telephone to let you make calls through your computer and you can call anyone via the internet who has installed it (or any other Sip softphone). Connect your webcam or other video device and you can see and speak to family, friends and colleagues around the world. Calls computer to computer are always free. You can also call ordinary 'real'...

Category: Business & Finance / Business Finance
Publisher: NCH Software, License: Shareware, Price: USD $49.99, File Size: 684.5 KB
Platform: Windows

Nimbuzz Phone is company's utility SIP caller for windows platform.

Nimbuzz Phone is company's utility Sip caller for windows platform.

Nimbuzz - Call is a leading Voice over IP Solution (VoIP Solution) Provider and System Integrator. IT is made for delivering high standards in solutions for entrepreneurs, carriers, VoIP Calling Card Operators and Corporate companies based on VoIP. It provides services like VoIP Termination,...

Category: Internet / Communications
Publisher: Nimbuzz - Call, License: Freeware, Price: USD $0.00, File Size: 1.6 MB
Platform: Windows

Video VoIP SIP SDK for iPhone is a solution to quickly build VoIP softphone that can dial and receive calls on your computer or add VoIP features into your software.

Video VoIP Sip SDK for iPhone is a solution to quickly build VoIP softphone that can dial and receive calls on your computer or add VoIP features into your software. Quick facts about VoIP Sip SDK for iPhone: iOS 5/6 compatible Support of Sip and RTP STUN and other IETF standards (compatible with SER, OpenSER and Asterisk) Sip...

Category: Internet / Communications
Publisher: ABTO Software, License: Shareware, Price: USD $495.00, File Size: 106.0 KB
Platform: iOS, iPhone

Voolyk Sip Server is a mature and flexible SIP server (RFC3261). It can be used on systems with limited resources as well as on carrier grade servers, scaling to up to thousands call setups per second.

Voolyk Sip Server is a mature and flexible Sip server (RFC3261). It can be used on systems with limited resources as well as on carrier grade servers, scaling to up to thousands call setups per second. It is written in pure C for Unix/Linux-like systems with architecture specific optimizations to offer high performances.

Category: Software Development / ActiveX
Publisher: Voolyk, License: Commercial, Price: USD $499.00, File Size: 1.2 MB
Platform: Windows

The MLB SIP Load Balancer is used to load balance SIP services, to achieve performance scalability and high availability of the SIP services.

The MLB Sip Load Balancer is used to load balance Sip services, to achieve performance scalability and high availability of the Sip services. MLB is a fast Sip proxy application capable to handle millions of simultaneous calls and will provide traffic routing based on server load. The Sip Load Balancers automatically detect when a server is unavailable...

Category: Software Development / Databases & Networks
Publisher: Mizutech S.R.L, License: Shareware, Price: USD $3800.00, USD3800, File Size: 7.3 MB
Platform: Windows

Express Talk is software that works like a telephone to let you make calls from your PC. With Express Talk you can call anyone on the internet who has installed Express Talk (or any other SIP voip softphone). Calls are free.

The Express Talk softphone works like a telephone to let you make calls through your computer and you can call anyone via the internet who has installed it (or any other Sip softphone). Connect your webcam or other video device and you can see and speak to family, friends and colleagues around the world. Calls computer to computer are always free. You can also call ordinary 'real'...

Category: Business & Finance / Business Finance
Publisher: NCH Software, License: Freeware, Price: USD $0.00, File Size: 684.5 KB
Platform: Windows

SIP DLL - A powerful and highly versatile VoIP SDK to accelerate development of SIP applications.

Sip DLL - A powerful and highly versatile VoIP SDK to accelerate development of Sip applications. Our brand-new Sip DLL provides a powerful and highly versatile solution to add quickly Sip (Session Initiation Protocol) based dial and receive Phone calls features in your software applications.It accelerates the development of Sip/ RTP compliant soft...

Category: Software Development / Components & Libraries
Publisher: Conaito Technologies, License: Commercial, Price: USD $999.00, File Size: 3.7 MB
Platform: Windows

The award-winning VoIP SDK is a powerful and highly versatile set of tools designed to dramatically accelerate development of SIP applications. VoIP SDK enable flexible, rapid application development options for creating desktop softphone clients

The award-winning VoIP SDK is a powerful and highly versatile set of tools designed to dramatically accelerate development of Sip applications. VoIP SDK enable flexible, rapid application development options for creating desktop softphone clients, Rich Internet Applications (RIA) and telephony extensions into existing enterprise and web applications, It's complies with IETF and 3GPP...

Category: Internet / Internet Phone and Teleconferencing
Publisher: SIP VOIP Software development kit, License: Shareware, Price: USD $399.00, File Size: 7.5 MB
Platform: Windows

Best_phone_2007 is a free downloadable soft phone which enables you to make calls from pc to pc, pc to mobile and pc to landline. Best_phone_2006 offers you a Best_phone_2006 number to make free pc to pc calls and receive unlimited free incoming calls from any phone.

Best_phone_2007 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 to mobile and Pc to landline....

Category: Internet
Publisher: freecashfree.com, License: Freeware, Price: USD $0.00, File Size: 20.0 MB
Platform: Windows

VoIP SIP SDK - A powerful and highly versatile VoIP SDK to accelerate development of SIP applications.

VoIP Sip SDK - A powerful and highly versatile VoIP SDK to accelerate development of Sip applications.

Our brand-new Sip SDK provides a powerful and highly versatile solution to add quickly Sip (Session Initiation Protocol) based dial and receive Phone calls features in your software applications.
It accelerates the development of Sip/ RTP...

Category: Software Development / Components & Libraries
Publisher: Conaito Technologies, License: Commercial, Price: USD $999.00, File Size: 3.7 MB
Platform: Windows

The Mizu WebPhone is a lightweight SIP standard based VoIP web phone software implemented as a java applet that can be run from webpages

The Mizu browser Webphone (WebSIPPhone) is a lightweight standard based VoIP Phone that can be run from the browsers, embeddable in your website. Based on the industry standard Sip protocol, it is compatible with all VOIP devices and services. It can call any other Sip soft Phone (for free charge) or any landline or mobile number via your softswitch or a VoIP service...

Category: Software Development
Publisher: Mizutech S.R.L, License: Demo, Price: USD $500.00, USD500, File Size: 3.2 MB
Platform: Windows, Mac, Linux, Handheld/Mobile Other, OpenVMS, Unix, Other, Java

Embedded Windows CE VOIP Developers Kit is your embedded telephony solution for developing software/hardware to enable device to device phone calls using SIP/H323 phone right at the electronics level.

Embedded Windows CE VOIP Developers Kit is your embedded telephony solution for developing software/hardware to enable device to device Phone calls using Sip/H323 Phone right at the electronics level. The design is based on Hybrid Combination of RFC Sip Protocol and Windows RTC and is today successfully ported to Windows CE/Pocket Pc/Smart Phone....

Category: Internet
Publisher: Research Lab Inc, License: Demo, Price: USD $799.00, File Size: 2.4 MB
Platform: Windows, Pocket PC, Palm, Symbian

Konnetic's Unity SIP .

Konnetic's Unity Sip .NET SDK povides a fully RFC3261 compliant class library written for the .NET platform that runs on Microsoft's CLR or Mono.
Sip methods currently supported include REGISTER, INVITE, OPTIONS, ACK, BYE, CANCEL, INFO, UPDATE and MESSAGE.
Supports TCP, UDP and TLS transports plus HTTP Digest Authentication.
Includes Session Description...

Category: Internet / Misc. Plugins
Publisher: Konnetic, License: Shareware, Price: USD $400.00, File Size: 381.1 MB
Platform: Windows

VoIP SIP SDK for .

VoIP Sip SDK for .NET and ActiveX - A powerful and highly versatile VoIP SDK to accelerate development of Sip applications. Our brand-new Sip SDK provides a powerful and highly versatile solution to add quickly Sip (Session Initiation Protocol) based dial and receive Phone calls features in your software applications and websites. It accelerates the...

Category: Software Development / Components & Libraries
Publisher: Conaito Technologies, License: Commercial, Price: USD $999.00, File Size: 5.6 MB
Platform: Windows

VoIP SIP SDK - A powerful and highly versatile VoIP SDK to accelerate development of SIP applications.

VoIP Sip SDK - A powerful and highly versatile VoIP SDK to accelerate development of Sip applications. Our brand-new Sip SDK provides a powerful and highly versatile solution to add quickly Sip (Session Initiation Protocol) based dial and receive Phone calls features in your software applications and websites. It accelerates the development of Sip/ RTP...

Category: Software Development / Components & Libraries
Publisher: Conaito Technologies, License: Commercial, Price: USD $999.00, File Size: 5.1 MB
Platform: Windows

Fax Voip T38 Fax & Voice - Fax and Answering Machine for your SIP Network.

Fax Voip T38 Fax & Voice - Fax and Answering Machine for your Sip Network. Support for Multiple Sip Registrations. Call Routing. Voice Fax Modem for your Fax & Voice software. Color faxes over VOIP.
What is Fax Voip? From the perspective of your fax or voice application, it is a Voice Fax Modem. Fax Voip installs virtual COM ports and virtual ?FaxVoip Modems 14400 bps...

Category: Business & Finance / Fax Software
Publisher: FaxVoip Software, License: Shareware, Price: USD $100.00, File Size: 21.6 MB
Platform: Windows

Kapanga Softphone is a powerful and unique SIP software telephone that lets users make phone and video calls as well as send/receive fax from one single software application using any Voice over IP (VoIP) telephony provider.

Kapanga Softphone is a powerful and unique Sip software telephone that lets users make Phone and video calls as well as send/receive fax from one single software application using any Voice over IP (VoIP) telephony provider.
As a fully featured Sip client, Kapanga Softphone is designed from the ground up to work with current and future IP-based communications systems...

Category: Internet / Communications
Publisher: Ecotronics Ventures LLC, License: Freeware, Price: USD $0.00, File Size: 13.4 MB
Platform: Windows