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Convert M4B to CAF

Convert M4B audios to CAF format, edit and optimize audios online and free.

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MPEG-4 Audiobook (.m4b)

M4B, which stands for MPEG-4 Audiobook, is a file extension specifically used for audiobooks. It falls under the MPEG-4 Part 14 container format, derived from Apple's implementation of MPEG-4 multimedia. M4B files typically support metadata and chapters, enabling users to bookmark their place in an audiobook and resume listening later. Unlike standard MP3 files, M4B files can incorporate Digital Rights Management (DRM) for copyright protection. Originating from the early 2000s, the M4B format gained popularity with the rise of Apple's iTunes Store and its focus on digital audiobook distribution. Today, M4B remains a standard for digital audiobooks, known for its advanced features and compatibility with various devices.

M4B Converter

Core Audio Format (.caf)

The CAF (Core Audio Format) file extension is a flexible, high-performance file format for storing audio data developed by Apple Inc. and introduced with Mac OS X 10.4 to the market. It supports a wide range of audio formats, enabling efficient audio recording, editing, and playback. CAF files are widely used in professional audio environments due to their support for 64-bit audio file offsets, allowing them to accommodate audio files of virtually unlimited size, making them ideal for long recordings and high-quality sound samples. They also support metadata, enabling the storage of additional information about the audio content.

CAF Converter

How to convert M4B to CAF?

  1. Upload M4B File

    Click the Choose File button to select the M4B file.

  2. Select M4B Tools

    Before clicking the Convert button, use any available M4B to CAF tools.

  3. Download Your CAF

    Let the conversion process finish, then download your CAF audio.

Convert M4B to CAF

Tools

M4B Trim

Trim & cut M4B and convert it to CAF.

Frequently Asked Questions

How to change M4B format to CAF?

To change M4B format to CAF, upload your M4B file to proceed to the preview page. Use any available tools if you want to edit and manipulate your M4B file. Click on the convert button and wait for the convert to complete. Download the converted CAF file afterward.

Convert Files on Desktop

macOS
Windows
Linux

Convert M4B to CAF on macOS

Follow steps below if you have installed Vertopal CLI on your macOS system.

  1. Open macOS Terminal.
  2. Either cd to M4B file location or include path to your input file.
  3. Paste and execute the command below, substituting in your M4B_INPUT_FILE name or path. $ vertopal convert M4B_INPUT_FILE --to caf

Convert M4B to CAF on Windows

Follow steps below if you have installed Vertopal CLI on your Windows system.

  1. Open Command Prompt or Windows PowerShell.
  2. Either cd to M4B file location or include path to your input file.
  3. Paste and execute the command below, substituting in your M4B_INPUT_FILE name or path. $ vertopal convert M4B_INPUT_FILE --to caf

Convert M4B to CAF on Linux

Follow steps below if you have installed Vertopal CLI on your Linux system.

  1. Open Linux Terminal.
  2. Either cd to M4B file location or include path to your input file.
  3. Paste and execute the command below, substituting in your M4B_INPUT_FILE name or path. $ vertopal convert M4B_INPUT_FILE --to caf

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