M4B to MKV converter

Convert your file from MPEG-4 Audio Book File to Matroska Video File with this M4B to MKV converter.

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Drop Files here
Optional Video settings
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kbps
fps (frames per second)

Enter the timestamps of where you want to cut your video. The format is HH:MM:SS. HH = hour, MM = minutes, SS = seconds.

Example: 00:02:23 for 2 minutes and 23 seconds.

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Optional Audio settings

How to convert a M4B to a MKV file?

  1. Choose the M4B file you want to convert
  2. Change quality or size (optional)
  3. Click on "Start conversion" to convert your file from M4B to MKV
  4. Download your MKV file