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Murus vs Tiny Shield: catalog facts
Murus	Tiny Shield
Freemium Offered in three versions at different levels; see the website for current prices.	Paid Sold as a one-time purchase rather than a subscription.
macOS	macOS
Uses the PF firewall already built into macOS Port knocking, adaptive firewall and NAT	Shows domains even with DNS over HTTPS Several connection modes including approval for new apps
macOS only Works at the network layer; per-app control needs the separate Vallum app	macOS 15 or later only Price not stated on the homepage
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
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 October 2, 2026

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