Company Jason Martineau created these great apps:
Songstones, iUdu, iJazz, Zephyrus, Solarmuse, Vitruvian You, Morpheus, Marionette, Chord Calculator, Geodraw, Hexamuse, Mallets, Elektro, Morpheus HD, Pneuma, SongstonesHD, Jazzology, Solarmuse HD, Plazm, Sparx, Telos, Filomay, and others..