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wallabag vs readflow: catalog facts
wallabag	readflow
Freemium Free and open source to self-host. A hosted account is paid.	Free Free with published source code.
Android, iOS, Web, Self-hosted, Browser extension	Web, Self-hosted
Keeps a permanent readable copy, so link rot does not lose the article Exports to EPUB and PDF and publishes your saved items as RSS	Combines feed reading and read-it-later Bookmarklet for saving pages
Article extraction fails on some sites and needs site configuration files Self-hosting requires PHP and a database, or a paid hosted account	Needs a PostgreSQL database Smaller user base than mainstream readers
Self-hosted, Web application, Browser extension	Self-hosted
Open source	Open source
License: MIT	License not stated
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 1, 2026

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