Because both file elements are compressed, MP4s normally have a smaller file size than many other video formats, but still maintain relatively high quality for sharing online.

Convert Any File to MP3 Our MP3 Converter can convert any audio or video file to MP3 format. When the status change to Done click the Download button. Convert to MP3 by clicking on the Convert button. The video part is usually compressed with MPEG-4, and the audio is usually compressed using AAC, which is the audio format associated with iTunes. Click the Choose Files button and select the files you want to convert to mp3. Click the field under 'Convert to.' Under Audio Formats, select MP3. MP4 videos are made up of video and audio elements that are compressed separately. Convert in RealPlayer Library: In the RealPlayer Library, right-click on the video you want to convert. MP4 is usually the preferred format for uploading videos to YouTube, Vimeo or other websites. As MP4 is a standardised format, it will normally play easily on most devices and media players, including Windows Media Player, QuickTime, and VLC. It was originally developed by the Moving Picture Experts Group (MPEG) but has become an ISO standard, meaning that it’s now maintained by the International Organisation for Standardization. Use the RealPlayer Media Converter, which comes with the RealPlayer program, to convert the Real Player format to MPEG format. MP4 was developed to be easily played and shared.

MP4, sometimes called MPEG4, is one of the most common video formats.

Realplayer converter to mp3