Company boyue zhang created these great apps:
简迹日记－做最贴心的日记本, TheoryMaster-Sight reading app, Piano Tutor (Sight-reading), Interval Teacher, Music coach - piano training, 五线谱乐理-最简单的钢琴乐谱知识入门软件, Piano-Tutor(Sight-reading app), 作曲大师-简谱、钢琴谱打谱及作曲软件, Music Theory-Piano&Music Tutor, and others..
