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Twine vs NetNewsWire: catalog facts
Twine	NetNewsWire
Free Free and open source.	Free The open-source application is available without a license fee.
Android, iOS	macOS, iOS
Card-based Material You interface Shared code across Android and iOS	Completely free and open source with no account required Native Apple app with iCloud sync and many back-end options
Desktop support is less established than the mobile apps Visual layout may feel less dense than list-based readers	Apple platforms only Deliberately restrained feature set with no filtering or rules
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: MIT
Not stated if an account is 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 24, 2026	Official website Full listing and sources Checked September 22, 2026

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