What is a MOV file?
MOV or the Movie format is a media container for video, audio, and text streams. It is an open format that was developed by Apple and is mostly used by the QuickTime Player. Presently, MOV is considered a major video format that can be opened on any leading media player.
What is an M4A file?
M4A or MPEG-4 files follow a lossy compression while containing audio streams. It is the default format for audio files that are downloaded from the iTunes Store. You can open M4A files with music players like iTunes, VLC, Windows Media Player, and other popular apps.