Sonic & All-Stars Racing Transformed is a racing video game developed by Sumo Digital and published by Sega. It was released for the PlayStation 3, Xbox 360, and Wii U in November 2012, for PlayStation Vita in December 2012,[8] for Microsoft Windows in January 2013,[6] for Nintendo 3DS in February 2013, and for iOS and Android in January 2014.[7][9][10]

Sonic & All-Stars Racing Transformed is the sequel to Sonic & Sega All-Stars Racing, the fourth installment in the Sega Superstars series, and the eighth racing game in the Sonic the Hedgehog series.