The mobile phone version of "Guitar Hero World Tour" is now available on Android-powered mobile phones. Currently, that means the G1 phone offered by T Mobile.

Developer Hands-On Mobile said the Android version features enhanced graphics, and new capabilities such as being able to use the device's motion-sensitivity to activate the game's "star power" bonus mode.

The game has been downloaded more than 500,000 times on different mobile platforms, according to the company.

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