h2o1977 on 13 September 2011
Sonic 20th Anniversary (Free) by SEGA CORPORATION is a promotional Iphone app, celebrating the 20-year anniversaryof Sega’s most popular game, Sonic the Hedgehog. This companion application offers news, updates, special downloadsand a trial of Sonic 4.
link to app that you can view on Itunes: http://lifeforgaming.blogspot.com/