A direct-follow up, Sonic the Hedgehog 4: Episode II, was released on 2012. On 19 January 2012, Sonic 4 was released for the PC on Steam.
įor Episode I, the iPod Touch/ iPhone version was released on 8 October, the Wiiware version was released on October 11, the PSN version was released 12 October and the XBL version was released 13 October.
The game is a 2.5D side-scrolling platformer reminiscent of the original Sonic games, with an emphasis on speed. The game was first announced on 8 September 2009, and its real name was revealed on 4 February 2010. This episode was released in October 2010 it was originally to be released in the summer of 2010 but was pushed back for further development. Sonic the Hedgehog 4: Episode I ( ソニック・ザ・ヘッジホッグ4 エピソードI, Sonikku za Hejjihoggu Fō: Episōdo Wan ?), originally codenamed Project Needlemouse, is the first part of an episodic video game in development as part of the Sonic the Hedgehog series.