Compare software

Libby vs Libro.fm: catalog facts
Libby	Libro.fm
Free Free with a participating library card.	Paid Audiobooks are bought individually or through a paid membership with monthly credits.
Android, iOS, Web	Android, iOS, Web
Completely free to use with just a library card Wide catalog since it pulls from participating public libraries	Purchases support local independent bookstores Membership credits never expire
Book availability is limited by library card and licensed copies, often with wait lists Requires a supported library system to work at all	Requires an account and paid purchases Primarily a store rather than a player for your own files
Downloadable app, Web application	Downloadable app, Hosted service
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked October 2, 2026

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