Audiobus: Use your music apps together.
What is Audiobus? — Audiobus is an award-winning music app for iPhone and iPad which lets you use your other music apps together. Chain effects on your favourite synth, run the output of apps or Audio Units into an app like GarageBand or Loopy, or select a different audio interface output for each app. Route MIDI between apps — drive a synth from a MIDI sequencer, or add an arpeggiator to your MIDI keyboard — or sync with your external MIDI gear. And control your entire setup from a MIDI controller.
Download on the App StoreAudiobus is the app that makes the rest of your setup better.
Jazzed Piano / Or Jasm
Two pianos make the sound. Shigeru sample and BeatHawk Acoustic Grand. Ifretless bass.
"The word “jazz” probably derives from the slang word “jasm,”which originally meant energy, vitality, spirit, pep. The Oxford English Dictionary, the most reliable and complete record of the English language, traces “jasm” back to at least 1860" Lewis Porter. A short step from there to .... well, you know.