4XM to M4B Converter

Convert 4XM to M4B online quickly and easily. Just upload your file, convert it, and download the M4B in seconds.

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What is 4XM ?

4XM is a video format from 4X Technologies, used for full-motion video and cutscenes in some PC games of the late 1990s and early 2000s.

4XM format  ▶

What is M4B ?

M4B is the audiobook version of M4A: AAC audio in an MPEG-4 file with chapter marks and bookmarking, used by Apple Books and many audiobook apps.

M4B format  ▶

How to convert 4XM to M4B

  1. Upload your 4XM file
    Drag and drop your 4XM file, click 'Select Files' to upload from your device, or import directly from Dropbox, Google Drive, OneDrive, or paste a URL.
  2. Choose M4B as output format
    The converter is preset to M4B, but you can select any other output format before converting.
  3. Adjust settings (optional)
    If you like, tweak output options such as resolution, quality, or compression before converting.
  4. Convert the file
    Click the 'Convert' button. The conversion takes only a few seconds.
  5. Download your converted file
    Download the converted file to your device, or save it directly to Google Drive, Dropbox, or OneDrive.