DYSoftware has Music Tube – Listen to Music from Youtube (iTunes Link) for the iPhone and iPod Touch in the iTunes App Store for FREE (regularly $1.99) for a limited time.
Music Tube lets you listen to millions songs from Youtube for free. Easily browse & search your favorite music videos, make your own playlist then continuously listen music with repeating and shuffling , and best of all it supports background playing.
cheapskat 