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Kindle for Web vs Amazon Kindle: catalog facts
Kindle for Web	Amazon Kindle
Free The reader is free; books are bought or borrowed through Amazon.	Free The app is free; ebooks are purchased from the Kindle Store.
Web	Windows, macOS, Android, iOS
Nothing to install Highlights, notes and in-book search	Available on Windows, macOS, Android and iOS Direct access to the Kindle Store catalog
Requires an Amazon account Only reads content from your Amazon Kindle library	Tied to Amazon's store and ecosystem Proprietary app
Web application	Downloadable app
Closed source	Closed source
License not stated	License not stated
Account needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it 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.