嘎嘎学琴 app for iPhone and iPad 4.2 ( 1712 ratings ) Music Education Developer: Jie Chen Free Current version: 2.1, last update: 8 years ago First release : 11 Jun 2015 App size: 15.61 Mb 零基础，没时间？没问题！一款随时随地让你学琴的神器，汇聚青春专业的高颜值师资团队，快乐速成不是梦！