Free Sip Client Windows
Download Zoiper 5 for free – voice, video, instant messaging for mobile or desktop. Ready to Download the Free X-Lite Softphone? Before you download X-Lite for Windows PC or Mac, please note that in order to use X-Lite to make audio calls to softphone/mobile/landline numbers and make video calls/send Instant Messages to softphones, a VoIP subscription with a local service provider or Internet Service Provider is required.

Having a SIP account gives you the freedom to communicate through VoIP. Among the benefits is the ability to make and receive free phone calls to other SIP users worldwide, and to use a softphone software of your choice without being tied to what one VoIP service provider offers. Here are the best free SIP softphone apps and where to get them.
X-Lite
What We Like
Compatible with most VoIP services and IP PBXs.
Format text in instant messages.
What We Don't Like
Consumes system resources.
No support for commercial use.
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X-Lite is arguably the most popular SIP-based softphone app, widely used by individuals and business people alike. It's well-designed with a lot of features including QoS and a long list of codecs. CounterPath positions their free, entry-level app as an enticement for clients to purchase their more enhanced products such as EyeBeam and Bria.
Ekiga
What We Like
Free Sip Software For Windows
Offers multiple VoIP codecs.
Edit the source code for a personalized experience.
What We Don't Like
Fewer features than similar apps.
No version for Mac users.
Formerly known as GnomeMeeting, Ekiga is general public license software for GNOME (Linux) and Windows. It offers all the basic features needed for good, fluid SIP communication in a clean, clear interface. Ekiga also offers free SIP accounts. You can use Ekiga for both voice calling and video conferencing.
Jitsi
What We Like
Works well on any operating system.
Excellent mobile support.
What We Don't Like
Time-consuming to configure properly.
Documentation lacks detail.
Jitsi is a Java-built open-source instant-messaging (IM) application loaded with features. Along with other IM features, it also allows voice and video communication through SIP. Other interesting features include call recording, IPv6 support, encryption, and support for many protocols.
LinPhone
What We Like
Well-organized interface.
Intuitive contact manager.
What We Don't Like
Lacks a clickable standard phone dialer.
Only supports VP8 video codec.
LinPhone is open-source software for Windows, MacOS, and Linux, plus Android and iPhone mobile platforms. LinPhone allows voice and video communication with a lot of interesting features, including many codecs, support for IPv6, echo cancellation, bandwidth management and more.
Blink
What We Like
Easy Google Drive and OSX integration.
With with Push/Pull tool you can extrude any flat surface into a 3D form. And you should choose one that is going to perform the task you want to and at the level of quality you want to reach. 3d modeling software open source. Most professional 3D software is expensive, however there are always some free software that you can use and create the magic. To build models in SketchUp, you draw edges and faces using a few simple tools that you can learn in a short time. Below is the list of popular 3D software, free or paid 3D software.Most of 3D printers require that you use 3D computer graphics software that saves objects in the STL(stereolithography) format.Free 3D modeling softwares:. This Google SketchUp is fun and free, and is known for being easy to use.
Offers a 'lite' version for Mac users.
What We Don't Like
No hotkeys or redial button.
Hold feature can be finicky.
Blink is simple but has all the features you need to make voice and video calls over SIP. Available for Windows, MacOS, and Linux, it's distributed under a GPL license.
Empathy
What We Like
Geolocation tool keeps track of friends.
Very lightweight.
What We Don't Like
Features are basic and limited.
No Windows, Mac, or mobile versions.
Empathy is more like an instant-messaging app that is also a fully featured SIP app. It works with many other protocols, as well. However, Empathy is strictly Linux software. It offers a full complement of features and compares well against instant-messaging tools that run on Android and other common platforms.

MicroSIP
What We Like
Supports dozens of languages.
Thorough online documentation.
What We Don't Like
Complicated set up process.
Only available for Windows.
MicroSIP is a free, open-source app that allows high-quality VoIP calls through SIP. It gets the job done without any surplus features, making it very light on resource usage and very nice to use if you just want to communicate simply and plainly. MicroSIP is a portable app.
The FreeWindows Fix is an excellent solution to make your computer fast and stable as never before. With only few clicks you can optimize your PC hard disks, registry and internal settings which directly affects PC perfomance.
- fwf_demo_setup.exe
- Promosoft Corporation
- Shareware ($29.95)
- 1.57 Mb
- Win98, WinME, WinNT 4.x, WinXP, Windows2000, Windows2003
iPhone SIP Client is uniquely designed and developed to add the power of making VoIP calls directly through the iPhone. Since its development by Adore Softphone, the iPhone Softphone has significantly made a distinctive place in the SIP Softphone market. The features and qualities which are amassed in the Adore iPhone Sip Client are as standard as the iPhone itself.
- iPhone SIP Client
- Adore Softphone
- Freeware ($999.00)
- 283 Kb
- iOS :(5.x, 6.x & 7.x)
Windows NFS Client and Windows NFS Server. nfsAxe software gives you high performance file sharing connectivity capabilities. nfsAxe enhances your networking performance and access. nfsAxe server/client is good for Windows 95/98/ME/NT/2000/XP. ..
- nfsaxe.exe
- LabF
- Shareware ($40.00)
- 6.54 Mb
- Win95, Win98, WinME, WinNT 3.x, WinNT 4.x, WinXP, Windows2000, Windows2003, Windows Vista
Axessh is a Windows SSH client. It is a superb terminal emulator/telnet client for Windows. It provides SSH capabilities to Axessh without sacrificing any of existing functionality. SSH is the industry standard for remote logins.
- axessh.exe
- LabF
- Shareware ($40.00)
- 3.99 Mb
- Win95, Win98, WinME, WinNT 3.x, WinNT 4.x, WinXP, Windows2000, Windows2003, Windows Vista
Protector Plus FreeWindows Vulnerability Scanner is compatible with Windows 7 ,Windows Vista, Windows XP, Windows 2000, Windows 98, Windows NT, Windows Server 2003, Windows Server 2008.
- FrWinvulscan.exe
- Proland Software
- Freeware (Free)
- 1.37 Mb
- Win2000, Win7 x32, Win98, WinVista, WinXP
ABTO Sofware offers custom HTML5 SIPClient development. Our HTML5 SIP Softphone solution is JavaScript softphone implementation on the basis of WebRTC. HTML5 SIPClient requires SIP server that accepts WebSocket connections.
- SIP_23.zip
- ABTO Software
- Shareware ($999.00)
- 106 Kb
- WinXP, WinVista x64, Win7 x32, Win7 x64, Mac OS X, Windows2000, Windows2003, Windows Vista, Android, BlackBerry, iPhone, Java, Mac OS X 10.5, Mac OS X 10.4, Mac OS X 10.3, Mac OS X 10.2, Mac OS X 10.1, Symbian, Mac OS X 10.6, Mac OS X 10.7, Mac OS X 10.8, Windows 8, Windows Phone 7, Windows Phone 8, iOS
Now BlackBerry® users can also rejoice with the new BlackBerry® SIPClient, the latest offering by Adore Softphone. Especially designed for BlackBerry® based handsets, the BlackBerry® Mobile Dialer is packed with all the basic as well as advanced feature.
- BlackBerry® Sip Client(VoIP)
- Adore Softphone
- Freeware ($999.00)
- 977 Kb
- BlackBerry OS 10 or above
With only one functionality: converting Windows Media Video to 3G2, FreeWindows Media Video to 3G2 is still a professional and wonderful program. This program can convert at relatively fast speed and give you the best output quality even though it. ..
- free-windows-media-video-to-3g2.exe
- 555ware.com Inc.
- Freeware (Free)
- 3.73 Mb
- Windows2000, WinXP, Windows2003, Windows Vista
With only one functionality: converting Windows Media Video to MPEG-1, FreeWindows Media Video to MPEG-1 SE is still a professional and wonderful program. This program can convert at relatively fast speed and give you the best output quality even. ..
- free-windows-media-video-to-mpeg-1-se.exe
- 1w1w.net Inc.
- Freeware (Free)
- 3.73 Mb
- Windows2000, WinXP, Windows2003, Windows Vista
FreeWindows Media Audio to Vorbis Fast is one of the bestfree conversion programs for converting your Windows Media Audio file to Vorbis format. It is very easy to use, and you can finish your conversion with just a few clicks. The output quality. ..
- free-windows-media-audio-to-vorbis-fast.exe
- 5soft.info Inc.
- Freeware (Free)
- 3.74 Mb
- Windows2000, WinXP, Windows2003, Windows Vista
FreeWindows Media Audio to Zen v SE is one of the bestfree conversion programs for converting your Windows Media Audio file to Zen v format. It is very easy to use, and you can finish your conversion with just a few clicks. The output quality is. ..
- free-windows-media-audio-to-zen-v-se.exe
- 8r8r.net Inc.
- Freeware (Free)
- 3.73 Mb
- Windows2000, WinXP, Windows2003, Windows Vista
Free Dynamic DNS Client 2.0 is a program operating like a system service. It supports IP detection methods. You'll find all the features of the pay clients in this handy and free IP update utility. Manage your domains easily, and turn your dynamic IP. ..
- Free Dynamic DNS Client
- Adams-Land
- Freeware (Free)
- 288 Kb
- Windows Server 2008, Windows XP, Windows XP M