http://www.ikmultimedia.com/products/atstudio/ for more information.
Watch Mike from IK record a song with AmpliTube Studio - the DAW application inside AmpliTube on an iPad. He'll take you step-by-step recording instruments like guitar and electric bass and using the powerful Loop Drummer drum tool also available inside AmpliTube. He uses iRig PRO for instrument and microphone input (and it also has MIDI IN). More details on iRig PRO at http://www.ikmultimedia.com/irigpro
Learn how to quickly record tracks, punch in, punch out, edit, loop, do all kinds of powerful things (including mix) all inside AmpliTube Studio and Recorder add-ons.
AmpliTube 3.0 comes with a built-in single-track recorder that you can expand to a powerful full-fledged professional multi-track recorder by adding the 8-track (4-track on iPhone) recorder plus master effects section (available as in-app purchase), and the new AmpliTube Studio DAW-style editing suite. With multi-track recording and AmpliTube Studio enabled, your device is now transformed into a professional mobile recording and editing suite for complete music production.