Company Youngs App Shop created these great apps:
World Clock for Multi Timezone, 19x19 - Times Table, 9x9 Times Table, World Clock for Multi Timezone - for iPad, 19x19 pro, World Clock for Multi Timezone - Pro, 9x9 Game Pro, 달러계산기, 엔 계산기, Typing Game - 타자연습, PicTwit, MapClock, SS Express, a1234 : Simple number puzzle game, 고사성어, Typing Practice, Name of US states, Chinese Geography, and others..
