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Libre Librivox Listener vs hoopla: catalog facts
Libre Librivox Listener	hoopla
Free Free and open source under GPL-3.0-or-later.	Free Free with a card from a participating public library.
Android	Android, iOS, Web
Searches by book title, author or language Downloads books for offline playback	Ebooks, audiobooks, comics and video in one app Instant streaming without holds
Android only Focused on LibriVox audiobooks	Requires a card from a participating library Catalog varies by library
Downloadable app	Downloadable app, Web application
Open source	Closed source
License: GPL-3.0-or-later	License not stated
Not stated if an account is needed	Account needed
Works offline	Works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked September 23, 2026

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