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Audiobook Builder vs Chapterize: catalog facts
Audiobook Builder	Chapterize
Paid Paid app with a free trial, sold directly and on the Mac App Store.	Free Free and open source under the GPL.
macOS	Linux
Imports multi-disc CD sets with automatic eject and prompt Chapters with custom names and artwork	Builds single-file audiobooks with chapters Bulk editing support
macOS only Output is aimed at Apple's Books, Music and iTunes	Linux only Small project with few contributors
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0-or-later
Not stated if an account is needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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