Ratings & Reviews performance provides an overview of what users think of your app. Here are the key metrics to help you identify how your app is rated by users and how successful is your review management strategy.
这款app可以智能检测外界的声音大小，进而检测每个音符是否弹准，如果检测到没弹准，就会发出声音来提示。 后序还将加入更多的智能功能。
