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Clearview X vs Koodo Reader: catalog facts
Clearview X	Koodo Reader
Paid Available as a paid app; the App Store listing does not state its price.	Free Free and open source under the AGPL-3.0.
macOS	Windows, macOS, Linux, Android, iOS, Web
Reads several ebook and comic formats Offers scrolling, page flipping, and single or double page layouts	Over fifteen formats including EPUB, PDF, MOBI, AZW3, comic archives and DOCX Syncs through storage you already control rather than a vendor cloud
Available for macOS	It reads DRM-free files only; books bought from a store with DRM will not open Sync depends on whatever storage you configure, so the setup is on you
Downloadable app	Downloadable app, Web application
Closed source	Open source
License not stated	License: AGPL-3.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked September 20, 2026

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