Apple on Wednesday updated Xcode to version 4.1, and reduced its price to free for anyone who has an Apple ID and access to the Mac App Store.



From AppleInsider:

The new version, released on Wednesday, is a 2.96GB download. It requires Mac OS X 10.7 Lion.

Xcode 4.1 includes the Xcode IDE, Instruments, iOS Simulator, the latest Mac OS X and iOS SDKs. Features of the latest version, according to Apple, include:
Includes SDKs for OS X Lion and iOS 4.3
Interface Builder support for Auto Layout and new Aqua controls such as NSPopover
Full screen support in workspace, project, and organizer windows
Project modernization to identify and resolve out of date build settings
Behaviors can be customized and assigned to unique key bindings
Source control enhancements to pushing, pulling, and management of remote servers
Assistant editor support for display of generated assembly and preprocessed output
Additional bug fixes and stability improvements

  Apple makes Xcode free to all with release of 4.1 on Mac App Store