Free Downloads: Sip Softphone Sdk

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 WebPhone SDK offers tools and components for swiftly integrating SIP (Session Initiation Protocol) and WebRTC based VoIP call dialing, receiving, and audio-video conferencing features into your webpages

DEVELOP A WEBPHONE Develop Sip (Session Initiation Protocol) and WebRTC based webphone with your own GUI and brand very easily. COMPLETE WEBRTC BASED WEBPHONE DEVELOPMENT SOLUTION VaxVoIP WebPhone Sdk is your complete solution for building a WebRTC based WebPhone. With sample codes, a technical manual, a COM component, and a demo application included, unleash the power of...

Category: Internet / Communications
Publisher: VaxSoft, License: Shareware, Price: USD $4840.00, File Size: 36.7 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...

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

hayibo is the first SIP softphone application specifically written for business users.

hayibo is the first Sip Softphone application specifically written for business users.
hayibo enables you to manage your communications easily and efficiently from your desktop or notebook computer and replaces or complements your hard phone, it allows you to make VoIP calls, see if your contacts are online, send instant or even SMS messages.

Category: Internet / Communications
Publisher: IntuitTech Sdn. Bhd, License: Freeware, Price: USD $0.00, File Size: 22.9 MB
Platform: Windows

MizuPhone is a professional VoIP softphone for Windows which can be used with any softswitch or PBX using the industry standard SIP and RTP protocols.

MizuPhone is a Sip Client for Windows which lets you make VoIP/Sip calls to users anywhere in the world using any VoIP service provider, Sip server or your own PBX. Features: -Easy to use, zero-touch configuration -Multiple profiles, multiple lines -Superior voice quality with audio enhancements: Echo canceller (AEC), Automatic Gain Control (AGC), Voice Activity...

Category: Utilities / Command Line Utilities
Publisher: Mizutech S.R.L, License: Freeware, Price: USD $0.00, File Size: 4.3 MB
Platform: Windows

MizuPhone is a free VoIP softphone for Windows which can be used with any softswitch or PBX using the industry standard SIP and RTP protocols.

MizuPhone is a free Sip Softphone for windows which lets you make VoIP/Sip calls to users anywhere in the world using any VoIP service provider, Sip server or your own PBX. Features: -Easy to use, zero-touch configuration -Multiple profiles, multiple lines -Superior voice quality with audio enhancements: Echo canceller (AEC), Automatic Gain Control (AGC), Voice...

Category: Utilities / Command Line Utilities
Publisher: Mizutech S.R.L, License: Freeware, Price: USD $0.00, File Size: 7.6 MB
Platform: Windows

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...

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

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

The snom m9 softphone is a software emulation of the snom m9 cordless phone.

The snom m9 Softphone is a software emulation of the snom m9 cordless phone. It uses the same Sip and RTP stacks, has the same built-in web server and shares most of the features of the m9. The main difference is that purely network-related tasks such as DHCP or LLDP are not available, and there is only one handset registered to the base.

Category: Internet / Communications
Publisher: snom technology AG, License: Freeware, Price: USD $0.00, File Size: 984.1 KB
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...

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

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

VaxVoIP Recording SDK offers a new, flexible approach that integrates multiple advanced features, empowering users to create their own VoIP Call Recording Server.

VaxVoIP Sip Sdk gives you important tools and software to create, set up, and adjust VoIP call recording systems that use Sip. You can download example apps and code to help you understand how to do it. VaxVoIP Call Recording Sip Sdk includes tools, demo applications, sample code, and software components to speed up the development of Sip (Session...

Category: Internet / Communications
Publisher: VaxSoft, License: Shareware, Price: USD $1280.00, File Size: 23.7 MB
Platform: Windows

Minipax is newest generation of Vidosystem Softphone.

Minipax is newest generation of Vidosystem Softphone. Our engineer had successfully recode Sip engine to produce more robust, small application, better nat traversal Sip Softphone. Minipax NOW support Sip tunneling. Sip tunneling works where clients firewall blocked or on a country where voip is blocked. Sip tunneling also give more security to...

Category: Internet / SMS
Publisher: Vidosystem, License: Freeware, Price: USD $0.00, File Size: 1.1 MB
Platform: Windows

SIP SDK - A powerful and highly versatile VoIP SDK. Our 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.

Sip Sdk for .NET and ActiveX - A powerful and highly versatile VoIP Sdk to accelerate development of Sip applications. Our brand-new Sip Client 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...

Category: Software Development / Components & Libraries
Publisher: Conaito Technologies, License: Shareware, Price: USD $699.00, File Size: 21.3 MB
Platform: Windows, Linux, Pocket PC, Unix, Java

VoIP SIP Client SDK - A powerful and highly versatile VoIP SDK. Our 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.

VoIP Sip Client Sdk for .NET and ActiveX - A powerful and highly versatile VoIP Sdk to accelerate development of Sip applications. Our brand-new Sip Client 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...

Category: Software Development / Components & Libraries
Publisher: Conaito Technologies, License: Commercial, Price: USD $999.00, File Size: 6.4 MB
Platform: Windows, Linux, Pocket PC

"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

This is a softphone application that allows you to connect to a variety of VoIP service providers, or to your own SIP compatible PBX.

This is a Softphone application that allows you to connect to a variety of VoIP service providers, or to your own Sip compatible PBX. You can configure different profiles and switch between them (that is a desirable feature for those who like me connect with their computers to different international VoIP providers or, for instance, an Asterisk PBX).

It has all the...

Category: Internet / Communications
Publisher: SJ Labs, License: Freeware, Price: USD $0.00, File Size: 3.7 MB
Platform: Windows

With Juugotel, you download our softphone for FREE, install it on your computer and purchase some credits to get it all activated.

With Juugotel, you download our Softphone for FREE, install it on your computer and purchase some credits to get it all activated. Never before has it been easier to get access to a Global Sip Service with conferencing capabilities.
Its really easy to get started, all you have to do is access the website, download the Softphone installer, register for an account...

Category: Internet / Communications
Publisher: Juugo Inc., License: Freeware, Price: USD $0.00, File Size: 8.0 MB
Platform: Windows

The Adore Softphone offers fully integrated features to accelerate and enhance the usage of the SIP communicator for Windows.

The Adore Softphone offers fully integrated features to accelerate and enhance the usage of the Sip communicator for Windows. Apart from Audio Call, we have added more features, i.e. Video Call, Instant Messaging (IM), File Transfer and content sharing.

Category: Internet / Communications
Publisher: Adore, License: Shareware, Price: USD $1499.00, File Size: 12.4 MB
Platform: Windows

Fax Voip Softphone - SIP/H.323 software telephone. Call Recording. Playing audio messages into the telephone line. Sending and Receiving T.38 and Audio Faxes. Music on Hold. Call Transfer. Call Forwarding. Phone Book. Log Book. Random Phone Calls.

Fax Voip Softphone is a powerful and unique Sip / H.323 software telephone that lets users make phone calls, record calls, play audio files into the telephone line as well as send/receive T.38 and audio faxes from one single software application using any Voice over IP (VoIP) telephony provider. Fax Voip Softphone supports Music on Hold, Call Transfer and Call Forwarding....

Category: Business & Finance / Fax Software
Publisher: FaxVoip Software, License: Shareware, Price: USD $90.00, File Size: 49.6 MB
Platform: Windows

You can enjoy a highly straightforward interface of a typical Windows program without any fancy skins and confusing button placement.

You can enjoy a highly straightforward interface of a typical Windows program without any fancy skins and confusing button placement.

The Sip Softphone is simple and easy to use while giving you everything you need to facilitate communication around the office. Audio and video quality is exceptionally good and the program is fully compatible with a number of...

Category: Internet / Chat
Publisher: OfficeSIP Communications, License: Freeware, Price: USD $0.00, File Size: 5.3 MB
Platform: Windows

This small softphone allows you to configure a single SIP line to connect to a VoIP provider or your own VoIP PBX, that could be for instance Asterisk, Trixbox, Elastix, etc.

This small Softphone allows you to configure a single Sip line to connect to a VoIP provider or your own VoIP PBX, that could be for instance Asterisk, Trixbox, Elastix, etc. It is really easy to setup and configure, and has a nice looking interface that includes the ability to broadcast video, a basic phonebook, a recent call log, and a variety of skins. On the other hand, it...

Category: Internet / Communications
Publisher: AdoreInfotech, License: Demo, Price: USD $699.00, File Size: 5.4 MB
Platform: Windows

The Mizu WebPhone is a SIP standard based VoIP software for Web implementing multiple engines: Native, WebRTC, Flash, Java and App. Web to SIP from all OS, all browsers.

Web to Sip for all OS, all browsers. The Mizu WebPhone is a Sip standard based VoIP software for web implementing multiple engines: Native, WebRTC, Flash, Java and App. 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...

Category: Software Development
Publisher: Mizutech S.R.L, License: Demo, Price: USD $500.00, USD500, File Size: 8.4 MB
Platform: Windows, Mac, Linux, iOS, Android, BlackBerry, Handheld/Mobile Other, OpenVMS, Unix, Other, iPhone, iPod, Java

ABTO Software offers IVR VoIP SIP SDK - customizable interactive voice response software solution that supports multiple lines and all features of our VoIP SIP SDK.

ABTO Software offers IVR VoIP Sip Sdk - customizable interactive voice response software solution that supports multiple lines and all features of our VoIP Sip Sdk: * Support of all versions of Windows OS, including Windows 8 * Support of Sip, RTP, and SDP * STUN and other IETF standards (compatible with SER, OpenSER and Asterisk) *...

Category: Internet / Communications
Publisher: ABTO Software, License: Shareware, Price: USD $999.00, File Size: 106.4 KB
Platform: Windows

Compact but full featured Java VoIP library in a single 1 MB .jar for developers to easily build SIP client applications or add VoIP call capabilities into any Java application.

JVoIP is a Java VoIP Sdk for developers to easily build Sip client applications or add VoIP call capabilities into any Java application. The whole library consist of a single 1 MB .jar file implementing a full features Sip client including Sip and media (RTP/RTCP with echo cancellation and noise suppression), Call divert features (mute, hold, transfer, forward,...

Category: Software Development / Components & Libraries
Publisher: Mizutech S.R.L, License: Shareware, Price: USD $990.00, USD990, File Size: 1.5 MB
Platform: Windows, Mac, Linux, OS/2, Unix, Other, Java, Netware