CloudConvert converts your audio files online. Amongst many others, we support MP3, M4A, WAV and WMA. You can use the options to control audio quality and file size.
or drop your file here.
M4B audio files are nearly identical to M4A files. They are usually encoded with the AAC codec. M4A files contain audio books and the file format supports chapters and bookmarking. These files is supported by iTunes or VLC.
M4B ConverterFLAC is a lossless audio file format. It is similar to MP3 format but the main difference between these 2 formats is FLAC file compress the file size without changing the quality of audio. It can compress an audio file up to half of its original size using lossless compression algorithm.
FLAC Converter