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RIDI vs Google Play Books: catalog facts
RIDI	Google Play Books
Free The viewer apps are free; books, webtoons and web novels are bought from the RIDI store.	Free Free to use; ebooks and audiobooks are bought individually.
Windows, macOS, Android, iOS	Android, iOS, Web
Apps for phones, tablets and desktop computers Covers ebooks, webtoons and web novels	Reads and plays books in a web browser as well as on mobile Ebooks, audiobooks, comics and textbooks in one library
Only reads content from the RIDI store Desktop viewer is still a beta	Requires a Google account Purchases are tied to Google's store
Downloadable app	Downloadable app, Web application
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 October 2, 2026	Official website Full listing and sources Checked September 23, 2026

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