Compare software

Houdoku vs Paperback: catalog facts
Houdoku	Paperback
Free Free and open source.	Free No ads; the site does not list any charges.
Windows, macOS, Linux	iOS
Reads local manga files and extension sources Vertical and two-page reading modes	No ads Extensions add content sources
Desktop only, with no mobile app Online sources depend on extensions	iOS and iPadOS only Content depends on third-party extensions
Downloadable app	Downloadable app
Open source	Closed source
License: MIT	License not stated
No account needed	Not stated if an account is needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 24, 2026

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