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Koodo Reader vs Kindle for Web: catalog facts
Koodo Reader	Kindle for Web
Free Free and open source under the AGPL-3.0.	Free The reader is free; books are bought or borrowed through Amazon.
Windows, macOS, Linux, Android, iOS, Web	Web
Over fifteen formats including EPUB, PDF, MOBI, AZW3, comic archives and DOCX Syncs through storage you already control rather than a vendor cloud	Nothing to install Highlights, notes and in-book search
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	Requires an Amazon account Only reads content from your Amazon Kindle library
Downloadable app, Web application	Web application
Open source	Closed source
License: AGPL-3.0	License not stated
No account needed	Account needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked September 23, 2026

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