IDCIN to M4B Converter

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

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What is IDCIN ?

IDCIN, id Cinematic, is the cutscene video format of id Software's Quake II.

IDCIN 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 IDCIN to M4B

  1. Upload your IDCIN file
    Drag and drop your IDCIN 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.