Unity 4.3.4 Update Available
Unity 4.3.4 Released
Today, Unity Technologies announced Unity 4.3.4, which contains some bugfixes.
— Unity Technologies (@unity3d) January 29, 2014
* Improved OS X Mavericks performance due to OpenGL driver issues
* Fixed issue causing iOS builds to silently fail while downloading large files via WWW
The full list of changes can be found in the Release Notes.
As always, the latest version of Unity can be downloaded for free.