iPhone Sonic 4: Episode 1 released
Has two exclusive levels.The iPhone, iPad and iPod Touch version of Sonic the Hedgehog 4: Episode 1 is out now.
It's available to buy from the App Store for £5.99.
The iDevice version of the side-scrolling platformer has two exclusive levels that make use of Apple's accelerometer.
The Xbox 360, PlayStation 3 and Wii versions are downloadable games due for release next week.
Dan Pearson went hands-on for Eurogamer.
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