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Folo vs MrRSS: catalog facts
Folo	MrRSS
Free The source is published on GitHub; the research does not describe paid tiers.	Free Free and open source under the GPL-3.0.
Windows, macOS, Linux, Android, iOS, Web	Windows, macOS, Linux
Desktop, web and mobile apps Follows RSS and other source types	Free and open source Cross-platform desktop app
AI features may not suit readers who want a plain chronological reader License details not stated in the research	Younger project than established feed readers Some documentation is primarily in Chinese
Downloadable app, Web application	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0
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 23, 2026	Official website Full listing and sources Checked October 2, 2026

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