M4B Converter

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Audiobook Used By Apple Books And ITunes

m4b extension is an audiobook generally used by Apple books and iTunes. The Audio used in this format is stored in MPEG-4 and compressed by using AAC encoding. An M4B file is very similar to M4A but having support the audiobook related features, such as bookmarking and chapter breaks.

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Supported Conversions

Convert to M4B Conversions