The piano samples based software offerings for the iPhone just keeps getting better, and in the recent iPhone 3G announcements there were also presented many interesting applications for the iPhone including "Band" a collection of instruments that includes: A grand piano, guitar, bass, drums and a blues instrument.
It has the ability to record and repeat takes and by the way the piano and the rest of the instruments sounds amazing.
"Band" will be available at the iPhone App Store launch.
Video:
Official Site: Band