GarageBand (£2.99)
Turns the device into a collection of touch Instruments and a full-featured recording studio

Smule Magic Piano
Digital Piano

Slow Notes
Slow down music without changing the pitch

Guitar Tuner
Guitar tuning utility EADGBe

Music Notes
Portable sheet music library

SongBook
Bring sheet music to every practice, rehearsal, and performance in one app.

GuitaChords
Learn and look up thousands of guitar chords. Play electric and acoustic guitar on the iPad.

Tab Pro HD
View, hear and play guitar tablatures (more than 200,000 tabs available)

Multi Track Song Recorder
Four track recorder

Cubasis (£34.99)
Steinberg’s multitouch sequencer for the iPad. Specially designed for quick and easy operation. use for recording, editing and mixing.

Piascore
Free sheet music with gesture page turning