MUSIC APPS

— iReal Pro MusicBook Play-Along ($11 for iPhone or Android) gives musicians a back-up band. It’s a favorite of the founder of online radio app, Pandora. You get 50 practice songs, in categories like jazz, classical, bluegrass and film. Thousands of other songs can be downloaded for free. You can change the instruments, their volume, and the key and tempo of the piece. Create your own songs by changing chords, or copying and pasting measures.

Read more