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NewsFlash vs Syndic: catalog facts
NewsFlash	Syndic
Free Free and open source under the GPL.	Free Free and open source under GPL-3.0-or-later.
Linux	Linux
Syncs with most self-hosted and hosted reader back ends Scrapes full article text when a feed only publishes excerpts	Subscribes to RSS and Atom feeds Highlights, keyword search, and full article fetching
Linux only, and built for GNOME conventions Some back ends support fewer features than others	Current version does not build for Android
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: GPL-3.0-or-later
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 22, 2026	Official website Full listing and sources Checked October 8, 2026

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