There seems to be no way to increase the number of keys. But you can tap the areas outside the keyboard for additional notes. http://help.apple.com/garageband/iphone/1.4/index.html#chs39282dbe
Jul 02, 2016 But you could play the notes an octave higher and later transpose them: Change the pitch of notes: Select one or more notes, then drag the selected notes up or down.For Drums tracks, moving notes up or down changes the drum sound for the notes. There seems to be no way to increase. Nov 08, 2017 How to Create Ringtone from the Song Saved in iCloud Drive using GarageBand on iPhone and iPad. Open GarageBand on your device. Tap on the “+” button at the top left corner and select iCloud Drive. GarageBand things like what notes were played, how long they were held, how hard they were hit, and so on. With this data recorded, you can play back your performance with any of GarageBand's built-in software instruments. If you originally recorded a flute sound with just a few clicks you can change it to a saxophone, a guitar, or a piano.
Tap the Octave Up and Down Up buttons to move up or down by octaves.
While you are playing the keyboard, notice that the areas to the left of the lowest key and to the right of the highest key also produce sound when tapped.
But you could play the notes an octave higher and later transpose them:
Select one or more notes, then drag the selected notes up or down.For Drums tracks, moving notes up or down changes the drum sound for the notes.
Jul 2, 2016 2:58 AM