PeqApps is proud to introduce Stay-U 1.0, its new educational app for iPhone, iPad and iPod touch devices. Stay-U provides 100 years of cognitive assessment based on players' scores in 25 fun and challenging brain games. Games are played in Game Center with 2 players, and scores are based on reaction time and skill level. Measuring long-term changes to cognitive function can help trigger the behaviors that maintain it, and help you stay you. Stay-U is Free and can be downloaded from iTunes.