How to Convert M4B to MP3 in Batch the Easiest Way As MP3 doesn't support chapter information, you can convert M4B into multiple MP3, split by chapters alternatively, if chapter isn't a concern for you, you can convert the entire M4B to an MP3 audiobook.

Since M4B can include chapter information in the metadata, it is preferably used by audiobook creators to make bookmarks and chapter titles for the convenience of playing back. Apple iTunes normally use M4A for music, M4B for audiobooks, and M4R for ringtones. Conforming to MPEG-4 part 14 audio layer, it is basically the same as M4A audio files, encoded in AAC. M4B is a container format mostly used for audiobooks, with the file extension.

This post offers you 4 easy ways to for M4B to MP3 conversion, with tips on how to convert protected M4B to MP3 if you are entitled to the file. Some M4B files are DRM-protected, and there are also unprotected M4B files. The M4B files can be found in iTunes audiobook store, online audible book collections, public domain archives and so on. Depending on the audiobook player's capability, sometimes you might want to convert M4B to MP3 while preserving the original high quality, and possibly the chapter information. Audiobooks such as M4B and MP3 have found their way into the hearts of many book lovers.

Switch m4a to mp3