|Information||This file extension is based on MPEG1 and 2 audio layers 3. It is famous for being extremely small while offering good audio quality and supporting higher bit rates. It was not possible previously because of large file sizes. MP3 file format allows controlling audio parameters like sample rate, bit rate, joint, normal, or stereo for getting desired results.||M4A is a binary audio file format that stores songs, audiobooks, and podcasts. The files are saved originally in MPEG-4 format and then encoded with Apple's ALAC or AAC codecs. It is different from the MP4 file format as that can support videos, subitizes, etc., while M4A only supports audio. M4A stands for MPEG 4 Audio.|
|Developer||Moving Picture Experts Group||Apple|
|Supported Applications||Groove Music(Windows), etc.||VLC Media Player, etc.|
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M4A is the audio codec used by apple to differentiate it from the popular MP4 format that contains videos with several attributes and properties. So, if your device only supports M4A, you may need to change MP3 to M4A.
When it comes to bitrate, the higher numbers are always better. However, a higher bitrate can also increase the file size without significantly changing the audio quality. So, when you convert audio MP3 to M4A, you can choose 192kbps for the best results.
Almost all devices, operating systems, and music players support the MP3 file format. Because of its widespread support, MP3 works on Car multimedia units and TVs as well. However, if your device does not support MP3, you can change MP3 file to M4A.