This app helps the beginning alto saxophonist with his first practising. This app contains around 40 different accompaniments in different styles: classical, jazzy, with saxophone quartet, duets, etc, etc. You have excersis per fingering/note. On the left side of the screen is a saxophone. You can tap one of the keys which will make the excersie per key visible. Plus you have extra excersises which combine the notes/fingerings. You can play with the guide track or listen along to the guide track with the saxophone part. It also has a fingering table of the notes used in the excercises. Plus you can listen to the notes when you press them. All excercises have the fingering of the notes above them. This app is meant for the beginner on the ALTO of BARITON saxophone.