Summary: PixelJunk 4am isn't a game. It is an instrument; a music tool; your own personal night club in your living room where you are the DJ. For those who actually have a deeper appreciation than most for music, this is for you.
Summary: Pixel junk 4am, a virtual sound canvas, music visualiser and viewer. The viewer or 4am listening channel is free on psn with the option too upgrade too the playable version if you like what you see and hear.