What is an AC3 file?
AC3 (Audio Codec 3) is a popular media format to store audio files and was created by Dolby Laboratories. It is a lossy format and can substantially reduce the size of your files. AC3 files can only be played on selective media players such as AIMP, VLC, GOM, Pot Player, and so on.
What is an MP3 file?
The MPEG Audio Layer III is a popular audio format that is regulated by the Moving Picture Experts Group. It was initially introduced in 1991 and is currently considered an open format. MP3 is fully supported by various media players like Winamp, iTunes, VLC, and many more.