Company Chuang Chih-Yuan created these great apps:
音程與轉調訓練-繁中版, 無調性聽力訓練-繁中版, 音程与转调训练-简中版, 切分節奏聽力訓練-繁中版, 无调性听力训练-简中版, 切分节奏听力训练-简中版, Master12Key - Master All 12 Keys, ATONAL EAR TRAINER - Advanced Ear Training Technique, SYNCOPATED RHYTHM TRAINER, Stick Together 黏調調, Happy Garden 快樂菜園, 小朋友的烏克麗麗 Kids' Ukulele, Stick Together 黏調調 2, 小朋友的烏克麗麗-動起來 Animated Kids' Ukulele, Music Calculator - Tools for Composers & Arrangers, and others..
