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Cozy vs Voice: catalog facts
Cozy	Voice
Free Free and open source.	Free Free and open source under the GPL-3.0 licence.
Linux	Android
Built specifically for audiobooks rather than music Organizes local audiobook files into a library	Remembers the position in every book Builds a library from a local folder
Linux only Does not buy or stream books from any store	Android only Plays only audiobooks you already have as files
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: GPL-3.0
No account needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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