4 different scales 4 different insturments with echo effects in the iPad 2 mini of mine where the tilt of the iPad changes the effects values and sometimes pitch..
the electric guitar clean is in mixolydian mode key of G the bass slap is in jazz minor inverse scale key of G the string ensemble is in Chakravakam (scale from india) key of G the Tanpura is in Hungarian Gypsy key of G ,, all the instruments are in G but different modes is all.. with different tilt properties..