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Feedora vs Twine: catalog facts
Feedora	Twine
Free Free and open source under the GPL-3.0 licence.	Free Free and open source.
Android	Android, iOS
OPML import and export Full-content parsing of articles	Card-based Material You interface Shared code across Android and iOS
Small project with few contributors Android only	Desktop support is less established than the mobile apps Visual layout may feel less dense than list-based readers
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License not stated
No 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 October 2, 2026	Official website Full listing and sources Checked September 24, 2026

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