What is the difference between mp4 and ipod.
Ipods are a device made by Apple. an MP4 (as you put it) is a type of music/video file. An mp4 player, allows you to playback the mp4 file.
so basically, an Ipod is a type of mp3/mp4 music or video player.
but you can buy different brands of Mp4 players.
There are different types of iPod's - there are mp3 ones which are just music, and mp4 ones which hold all files including video.
ipods rock and mp4s suck