Idiom Shiguang (成语拾光) is a Chinese idiom game for iPhone and iPad. Study a board of Chinese character tiles and connect four that touch up, down, left or right, in order, to spell a four-character idiom. Found idioms clear, the tiles above fall, and a new arrangement appears. There are 1,700+ campaign levels from easy to master, one fixed daily puzzle with a seal calendar for your streak, extra practice rounds, a Home Screen widget, and a collection that keeps every idiom with its pinyin and Chinese definition. No ads, no login, plays offline.