ity3D是由Unity Technologies开发的一个让玩家轻松创建诸如三维视频游戏、建筑可视化、实时三维动画等类型互动内容的多平台的综合型游戏开发工具，是一个全面整合的专业游戏引擎。Unity类似于Director,Blender game engine, Virtools 或 Torque Game Builder等利用交互的图型化开发环境为首要方式的软件其编辑器运行在Windows 和Mac OS X下，可发布游戏至Windows、Mac、Wii、iPhone和Android平台。也可以利用Unity web player插件发布网页游戏手机游戏，支持Mac 和Windows的网页浏览。它的网页播放器也被Mac widgets所支持
Unity 4 brings you a new level of rendering power together with a new animation system, graphics, special effects and performance optimizations. Buy/upgrade to or try a free trial of Unity 4 Pro and get access to all the new features and updates in the entire Unity 4 cycle. Read the release notes, or the Unity product pages for detailed information about all the new features and updates in Unity 4.
HomePage: http://unity3d.com/unity/
Download freakshare
http://freakshare.com/files/4zkiy9b5/u.4.1.5.part1.rar.html
http://freakshare.com/files/qiq6a2y3/u.4.1.5.part2.rar.html
Download filefactory
http://www.filefactory.com/file/368ti1oq70k9/n/u.4.1.5.part1.rar
http://www.filefactory.com/file/1z78ys26xci7/n/u.4.1.5.part2.rar
Download uploaded
http://uploaded.net/file/esw0vb9f/u.4.1.5.part2.rar
http://uploaded.net/file/csvt4mdu/u.4.1.5.part1.rar
Download 城通网盘
u.4.1.5.part1.rar: http://www.t00y.com/file/22985439
u.4.1.5.part2.rar: http://www.t00y.com/file/22985440