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AudioBookConverterAudiobook Builder
Free

Free and open source under the GPL-2.0.

 Paid

Paid app with a free trial, sold directly and on the Mac App Store.

Windows macOS
  • Flexible chapter handling from files, M4B or CUE data
  • Parallel encoding and a conversion queue
  • Imports multi-disc CD sets with automatic eject and prompt
  • Chapters with custom names and artwork
  • Focused on M4B output only
  • Project page gives little detail on releases or platforms
  • macOS only
  • Output is aimed at Apple's Books, Music and iTunes
Downloadable app Downloadable app
Open source Closed source
License: GPL-2.0-only License not stated
No account needed Not stated if an account is needed
Works offline Works offline

Checked October 2, 2026

Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.