What is MP4 video file?

MP4 video file is short for MPEG-4. The official file extension for MPEG-4 is .mp4. hence the shortened name MP4. .MP4 video file is one of compression formats, produced by the software created by Microsoft called Codec, a software program that can decode and encode digital streams. MP4 allows you to combine different multimedia streams into one single file. MP4 video file  is one kind of  Multimedia containers like the well known compression formats AVI, MPEG, Matroska, OGM.

MP4 video file was created due to the joint effort of a large number of researchers focused on reducing the size of large, cumbersome music and video files into smaller ones to provide more disk space. With this smaller sized format, you now have the option to store more music and video files on your disk space and playing them over different media players is not a problem anymore. You just have to download the latest configuration of the media players to view your MP4 video files. You now have the option of not deleting any of your old video and music files to make way for newer ones.

With the advent of the 3rd generation MP4, the storage of music and videos on a hard disk has really changed for the better. MPEG4 or MP4 has been hailed as the prevailing music and video file in the market today. The Apple iPod itself encourages the use of the MPEG4 or MP4 files for video and music and nowadays there are some other MP4 players available too. It was believed that MPEG4 is limited only to video files but this is not so. Music files in the same form may also be made available. Here are RER conversion tools available online where you could manually convert your own videos to the 3rd generation MP4 video file. This can help you considerably save up on disk space and can help you store more files. You can even load them on your own iPod MP4 for a more portable use of your music and your videos.

For MP4 audio file, RER Audio Converter can be used as MP4 audio converter to convert MP4 audio files to other popular audio formats like 3GP audio, MP3, WAV, M4A and AAC.