Skype是网络语音沟通工具。它可以免费高清晰与其他用户语音对话，也可以拨打国内国际电话，还具备IM所需的其他功能，比如传文件、文字聊天等。
您无需进行复杂的防火墙或者路由等设置，就可以顺利安装轻松上手。特点
* 在Skype上与世界上任何地方的Skype用户进行免费通话。
* 用相当低的每分钟费率打电话给普通电话和移动电话。
* 通过视频通话看到与您交谈的对方。
* 在途中发送短消息给朋友。
* 设置来电转接，这样就永远不会错过下一个来电。
* 利用群聊功能和多达100人聊天，或使用语音会议选项与多达其他九个人交谈。
* 通过Google工具栏搜索网页。（选择安装项）
* 免费下载。

Features:
- Free unlimited worldwide phone calls to anyone else on Skype, anywhere in the world
- Skype video (webcam), see who you are talking to with free video calls
- Chat with up to 100 people in group chats
- Conference call with up to four people for free
- Call ordinary phones with SkypeOut
- Superior sound quality – better than your regular phone
- Your calls are encrypted “end-to-end” for superior privacy
- Friends list shows you when your Skype friends are online and ready to talk or chat
- Works with all firewall, NAT and routers – nothing to configure!
- Super-simple and easy to use
- Based on cutting edge peer-to-peer technology developed by the creators of Kazaa and Joltid In order to use Skype for Windows software, your computer must meet the following minimum system requirements:
- PC running Windows 2000 or XP
- 400 MHz processor
- 128 MB RAM
- 15 MB free disk space on your hard drive
- Sound Card, speakers and microphone
- Internet Connection (either dial-up: minimum 33.6 Kbps modem, or any broadband: cable, DSL, etc.)

Changes in 29.08.2007, Skype 3.5.0.229 for Windows:
- bugfix: Skype crashed when ending a call and Do More menu is open at the same time
- bugfix: Send Money did not work
- bugfix: Skype crashed when call was finished during call transfer attempt
- bugfix: Skype crashes on Windows 98 when receiving video
- bugfix: Video call freeze with some rare webcam’s
- bugfix: Skype crashed sometimes when not supported video capture device was used
- change: Updated language files

Release Notes:https://developer.skype.com/WindowsSkype/ReleaseNotes
更多信息:http://www.skype.com/intl/zh-Hans

官方下载：
http://download.skype.com/SkypeSetup.exe

其他平台下载：http://www.skype.com/download