Freeware Listing: Voip Sip
- Ozeki VoIP SIP SDK
- License: Shareware

Ozeki VoIP SIP SDK is a software development kit for allowing voice and video call features to applications and webpages.
It can be included in any software developed in .Net. Its greatest advantages are that it uses managed code and it handles great numbers of simultaneous calls. Ozeki SIP SDK can be used to build softphone, webphone solutions, SIP based voice and video applications for call centers, CRM systems and IMS solutions.
SIP VoIP call services like IVR, autodialer or a voice conference room can also be created. It is compatible with most of the PBX systems like Cisco UCM, Asterisk PBX, 3CX Phone System, etc.
- Publisher: Ozeki Informatics Ltd
- Date:
- Platform: Windows 7, WinOther, WinVista
- ABTO VoIP SIP SDK
- License: Shareware

ABTO SIP SDK provides a solution to quickly build VoIP softphone that can dial and receive calls on your computer or add VoIP features into your software or web website.
The ABTO SIP SDK contains a high performance VoIP conferencing client capable of delivering crystal clear sound even for both low and high-bandwidth users and SIP compatible devices (hardware and software).
It enables a worldwide communication over the internet or intern networks either by speaking and/or by text messages and delivers superior voice quality by integrating advanced configurable digital voice processing features including auto gain controller, acoustic echo suppression, noise suppression, reverb suppression and mute microphone/speaker for each line.
- Publisher: conaito technologies
- Date:
- Platform: Win2000, Win7 x64, Windows 7, WinOther, WinServer, WinVista
- VOIP SIP Phone DLL SDK
- License: Freeware

VOIP SIP Phone DLL SDK 1.3 (FULL, not is demo) download pass : www.brasilvox.com.br/sipdll/passsword.txt downloadfiles: www.brasilvox.com.br/sipdll/setupsdksip.zip SIP
VOIP SIP Phone DLL SDK License - Eiffel Forum License.
- Publisher: Sipdll
- Date:
- Platform: WinOther
- VoIP SIP SDK + Video
- License: Freeware

This app is a demo version of ABTO Software’s VoIP SIP SDK for Android. VoIP SIP SDK for Android is a toolkit that allows you to develop your own custom sip softphone for Android-based devices.
The demo softphone is super easy to use and has a lot of benefits for the end users. We developed demo version to show the most interesting features of our SDK:
• all widespread Android versions (2.3.5+, from 4.0 to 4.4.x);
• support of SIP and RTP protocols;
• UDP/TCP support;
• secure connection via SRTP and ZRTP;
• STUN and other IETF standards (compatible with SER, OpenSER and Asterisk);
• ICE support;
• support of SIP Registrar (SIP server), including ABTO SIP Server;
• audio and video calls;
• support of several sip accounts;
• DTMF support;
• status messages;
• User Agent...
- Publisher: ABTO Software
- Date: 17-07-2014
- Size: 23552 KB
- Platform: Android 2.x, Android 3.x, Android 4.4, Android 4.x
- 3CX VOIP Phone for Windows
- License: Freeware

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. Set-up conference calls with a few mouse-clicks. Includes call log, phone-book, call status & statistics and more. Available in English, German, Spanish, French & Portuguese. Free download from site
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,...
- Publisher: 3CX Ltd
- Date: 07-02-2006
- Size: 1103 KB
- Platform: Win2000, Windows Server, WinOther
- 3CX FREE VOIP Phone for Windows
- License: Freeware

Free VOIP / SIP phone (softphone). Use your PC or laptop 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 to transfer, forward calls or review history of calls. Call log, caller ID, integrates with MS Outlook. Available in many languages. Free download from http://www.3cx.com. Features include * Supports several SIP profiles * Displays caller ID * Shows personal call log/history * Incoming calls - identify, accept, reject or ignore * Put calls on hold (HOLD) * Transfer calls with the click of a button (ECT) * Diverts calls to voice mail * BLF - change status option * Shows extensions, lines and queues in one or multiple screens * Message Waiting Indication (MWI) *...
- Publisher: 3CX Ltd
- Date: 28-07-2008
- Size: 3395 KB
- Platform: Win2000, Windows Server, Windows Vista, WinOther
- 3CXPhone FREE VoIP Phone for Windows
- License: Shareware

Free VOIP / SIP phone (softphone) for Windows. Use your PC as a phone. Works with popular VOIP providers and SIP PBX's (including 3CX Phone System). The interface is easy to use and similar to that of popular Smartphones. 3CXPhone is compact and easy to install across a network. Features include Call Transfer, Call Recording, Hold, Headset support, Call History. Full version, not a lite version! Free download from http://www.3cx.comFeatures:* Smartphone-like interface* Support for multiple SIP profiles* Record calls to file* Displays caller ID* Shows personal call log/history* Incoming calls - identify, accept, reject or ignore* Put calls on hold (HOLD)* Transfer calls with the click of a button (ECT)* Diverts calls to voice mail* Message Waiting Indication (MWI)* Keypad with intuitive interface* Support G.
- Publisher: 3CX Ltd
- Date:
- Size: 3471 KB
- Platform: Win2000, Windows Server, Windows Vista, WinOther, WinVista
- MediaGateway SIP Example
- License: Shareware

MediaGateway SIP Example is a demonstration program that intends to demonstrate the communication between two Silverlight clients by using the Ozeki VoIP SIP SDK . It can also be used to demonstrate the communication between a Silverlight client and a SIP softphone.
The point is that the SIP telephone or softphone also needs to be registered on the same SIP PBX or can be called with connection. The Silverlight clients that connected to the server will register to the SIP PBX specified on the server side with a SIP account selected by the server.
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- Publisher: Ozeki Informatics Ltd
- Date:
- Platform: Win7 x64, Windows 7, WinOther, WinVista, WinVista x64
- Telepati SIP Phone Freeware
- License: 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 providers, you can connect and start speaking with anyone on the internet. Now VOIP open source projects have made it easier to implement a customized VOIP Solution eliminating costly PSTN lines. Though this implementation might turn out fairly complex, our VOIP Implementation Team at Research-Lab will guide you remotely for the same.
- Publisher: Research Lab Inc
- Date: 05-02-2005
- Size: 1471 KB
- Platform: Handheld, Palm OS, Pocket PC, Symbian, Win2000, Windows CE, Windows Mobile, Windows Server, WinOther
- 3CXPhone Softphone for Windows
- License: Shareware

3CXPhone is a VOIP / SIP phone (softphone) for your operating system. Use your PC as a phone. Works with popular VOIP providers and SIP PBX's (including 3CX Phone System). The interface is easy to use and similar to that of popular Smartphones. 3CXPhone is compact and easy to install across a network.
Features include Call Transfer, Call Recording, Hold, Headset support, Call History. 3CX VOIP Phone for Windows also functions as a client for 3CX Phone System for Windows, a software-based VOIP PBX that completely replaces a traditional proprietary phone system.
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- Publisher: 3CX Ltd
- Date:
- Platform: Windows 7, WinOther, WinServer, WinVista, WinVista x64
- Voila - Android SIP client
- License: Freeware

Voila adalah aplikasi VoIP/SIP client untuk berkomunikasi dengan sesama pelanggan Telkomsel. Dengan aplikasi ini, kamu dapat melakukan panggilan telepon, bertukar pesan, bertukar foto atau gambar secara gratis selama terkoneksi di dalam jaringan WiFi. Kamu harus memiliki nomor Telkomsel untuk dapat menggukan layanan Voila.
Fitur-fitur utama:
> Menelepon gratis dengan sesama pengguna Voila (dalam jaringan WiFi)
> Bertukar pesan (chat) dengan sesama pengguna Voila
> Berbagi foto atau gambar dalam aplikasi chat
> Mengirim SMS ke sesama nomor Telkomsel dengan tarif on-net*
> Menelepon ke sesama nomor Telkomsel dengan tarif on-net*
> Mengecek pulsa untuk pelanggan Telkomsel prabayar*
> Mengisi pulsa untuk pelanggan Telkomsel prabayar*
> Mentransfer pulsa ke sesama pelanggan Telkomsel prabayar*
> Marketplace...
- Publisher: Caltechindo Team
- Date: 01-12-2014
- Size: 6963 KB
- Platform: Android 2.x, Android 3.x, Android 4.4, Android 4.x
- Artemisa
- License: Freeware

Artemisa is a honeypot for VoIP (SIP) networks. It is designed to connect to a VoIP domain as a user-agent backend in order to detect malicious activity at an early stage and also adjust the policies of the enterprise in real-time..
- Publisher: artemisa.sourceforge.net
- Date: 18-06-2012
- Size: 1688 KB
- Platform: Linux, Unix
- Open Unified Recording
- License: Freeware

Open Unified Recording (OUR) is a full featured Linux based Open Source VoIP/SIP Call Recording engine, indexing and retrieval system. The system resides on the network and passively captures SIP sessions. Project is sponsored by UnifiedRecording.com
Web Front End, C++ SIP Call Capture Engine, MySQL Backend
Open Unified Recording License - GNU General Public License version 3.0 (GPLv3).
- Publisher: Our
- Date:
- Size: 893 KB
- Platform: Linux, Unix
- Flash Web Conference
- License: Shareware

Flash Web Conference is a demonstration package that intends to demonstrate the possibility to develop a conference solution with the Ozeki VoIP SIP SDK. You can use it to get accustomed with the basic concepts of web conferencing.
The pack can be useful for the companies that need to stay in touch with their business partners by organizing group conversations through the Internet.
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- Publisher: Ozeki Informatics Ltd
- Date:
- Platform: Win7 x64, Windows 7, WinOther, WinVista, WinVista x64
- OfficeSIP Softphone and Messenger
- License: Freeware

OfficeSIP Softphone and Messenger are two enterprise VoIP SIP clients written in C# in .NET Framework. The SIP clients make use of Microsoft UCC API SDK, ensuring the highest quality of audio and video. Compatible with Office Communications Server..
- Publisher: fomine
- Date:
- Size: 4945 KB
- Platform: WinOther
- Media5-fone
- License: Freeware

The unique free SIP Softclient with Top Audio Quality for the Android family!
Media5-fone is the best and most comprehensive Mobile VoIP SIP Softphone application that enables you to make and receive free or inexpensive phone calls over the Internet using a Wi-Fi or 3G connection.
You will need to have a VoIP SIP account with your company, or sign up for an account with your favorite SIP provider to use the Media5-fone.
The Media5-fone is compatible with Enterprise IP-PBX and SIP servers from:
• Aastra, Asterisk, Avaya, Broadsoft, Ericsson, FreePBX, FreeSwitch, Kamailio, Mediatrix 4100iPBX Series, Nokia-Siemens, Nortel CS1K, CS2k, CS5200, OpenSIPS, Panasonic, Samsung, Siemens OpenScape and HiPath, sipXecs, Sylantro, And many moreÉ
FEATURES:
• Easy to configure:
- Flexible Codec selection and prioritization.
- Publisher: Media5 Corporation
- Date: 27-02-2014
- Size: 6860 KB
- Platform: Android 2.x, Android 3.x, Android 4.4, Android 4.x
- 3CX Phone FREE VoIP Phone
- License: Freeware

Free VOIP / SIP phone (softphone) for Windows. Use your PC as a phone. Works with popular VOIP providers and SIP PBX's (including 3CX Phone System). The interface is easy to use and similar to that of popular Smartphones. 3CXPhone is compact and easy to install across a network. Features include Call Transfer, Call Recording, Hold, Headset support, Call History. Full version, not a lite version! Free download from homepage Features: * Smartphone-like interface * Support for multiple SIP profiles * Record calls to file * Displays caller ID * Shows personal call log/history * Incoming calls - identify, accept, reject or ignore * Put calls on hold (HOLD) * Transfer calls with the click of a button (ECT) * Diverts calls to voice mail * Message Waiting Indication (MWI) * Keypad with intuitive interface * Support G.
- Publisher: 3CX Ltd
- Date: 08-08-2012
- Size: 3471 KB
- Platform: WinOther
- Express Talk Free VoIP Softphone
- License: Freeware

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\' telephone numbers anywhere in the world if you sign up with a VoIP gateway service company. See below for recommended telephone gateway companies. Express Talk is also now available for Pocket PC, so now you can take your VoIP numbers with you wherever you go.
- Publisher: NCH Software
- Date: 17-09-2013
- Size: 684 KB
- Platform: Win7 x32, Win7 x64, Windows 8, Windows Server, WinOther, WinVista
- Mizu VoIP SoftPhone
- License: Freeware

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 Detection (VAD), Packet Loss Concealment (PLC), automatic QoS, Noise Suppression -audio codec: G711, G.722, G.723, G726, G729, GSM, iLBC, L16, Speex, wideband and ultra-wideband -Video Codecs: MJPG, MPEG1, MPEG4, Theora, H263, H264 -Networking autoconfiguration to bypass any NAT and router using UPNP, STUN, ICE, firewall and NAT detection -Intelligent P2P based network path detection (can call other users even if the server is down) -VoIP tunneling and encryption...
- Publisher: Mizutech S.R.L
- Date: 17-02-2016
- Size: 4381 KB
- Platform: WinXP, WinVista, WinVista x64, Win7 x32, Win7 x64, WinOther, Windows2003, WinServer, Windows Vista, Windows 10, Windows 8, Windows Server 2012
- AdoreSoftphone
- License: Freeware

The Android SIP Client is the latest offering by AdoreSoftphone that makes entry into the android apps stores. This newly developed Android VoIP Mobile Dialer enables any Android based mobile phone to make VoIP call by using the internet connection. It is especially developed with keeping the requirements of VoIP service providers in mind that’s why Android SIP Client can easily integrate itself with any of the SIP servers. Other new and advance features are also going to make this android app likeable to mobile users as well. By integrating and registering with SIP server, Android SIP Client let user make calls without any fuzz.
- Publisher: Adore Softphone
- Date: 26-06-2014
- Size: 8000 KB
- Platform: 3.x, Android 2.x, WinOther
Voip Sip: Freeware | All















