In the mental tug of war I fought on my iPad Mini, it was tough to find a
one-stop-shop for serious audio recording and sequencing.
As sequencing goes, I have been very impressed with two performance
sequencers by Laurent Colson: StepPolyArp and ChordPolyPad. The ability to
use sequencer patterns on one key reminds me of the Korg Krome's Realtime
Pattern thing (RPRR). There is a similar ability within the venerable