Band-in-a-Box for iOS Version 2.0.8 is available for download from the App Store

Note: V2 is a major new release for the app, and is different from the previous app that required you to connect to your desktop version.
• Create, generate, and play songs on iPhone or iPad (both MIDI and RealTracks). Generates and plays MIDI directly on the device, and RealTracks are generated using an internet connection to pgmusic.com.
• High quality music notation/tab display and printout.
• On-screen guitar fretboard and piano.
• Full function StylePicker to choose from 12,000 available styles.
• Import your existing songs (by emailing/Dropbox/etc.) within a .zip or as standalone Band-in-a-Box songs.

Here is a link to the support page:
https://www.pgmusic.com/support.ios.htm

Release notes for Version 2.0.8
  • Fixed: M4A files with upper-cased extensions weren't being detected.
  • Fixed: Open / Save view was showing the 'your_old_biab_songs.zip' file.
  • Fixed: Open / Save view was showing 'M4A+ Ready', when the M4A was a separate file.
  • Fixed: App now imports and handles M4A file extensions with mixed casing. (m4A, M4A, mP4, Mp4)