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.
Piano - free 1. Adjustable octave. 2. Adjustable keyboard size. 3. You can play while watching the score on iPad. 4. Two keyboards (iPad). ******* I update the piano sound source later. Please wait.
