How to Convert MP3 to M4B Online?
Upload MP3 File
Drag and drop the MP3 files that you want to convert.
Convert MP3 to M4B
Click CONVERT to convert your MP3 file(s).
Download Converted M4B
Click DOWNLOAD to save your converted M4B file(s).
Information about MP3 and M4B File Formats
MP3 is a standard audio format developed by Moving Picture Experts Group and uses MPEG-1 and MPEG-2 standardizations. MP3 uses lossy data compression, meaning that it loses quality over time. This sound format comes with a .mp3 filename extension and is today the most common audio format on websites and multimedia players.
Windows Media Player
VLC Media Player
Moving Picture Experts Group
M4B is an audio filename extension for AAC format, which is developed by Apple Inc. It is mainly used on podcast and audiobook files. Typically, M4B files contain audio and other metadata like images, hyperlinks, and chapter markers. M4B files are DRM copy-protected and can be opened on Apple iTunes and QuickTime Player.
Apple QuickTime Player
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