Convert .AMR to .M4B

This guide explains how to convert .AMR files to .M4B and provides information about both file formats.

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About .AMR

.AMR stands for Adaptive Multi-Rate, a format optimized for speech compression. It is widely used in mobile telephony for storing voice recordings.

AMR files are audio files primarily used for voice recordings and can be opened with various media players across different platforms.

Learn more about .AMR.

About .M4B

M4B is a file extension for an audiobook file encoded with Advanced Audio Codec (AAC) and stored in the MPEG-4 format. It supports features like chapter markers and bookmarking, making it suitable for audiobooks.

M4B files are audio files used for audiobooks, supporting bookmarking and chapter breaks.

Learn more about .M4B.

Conversion tools

These tools support converting .AMR to .M4B.

Movavi Video Converter

Movavi Video Converter is a desktop media converter with an extensive official list of supported input and output formats across video, audio, and image categories, promoted through Movavi’s affiliate platform and partner networks.

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