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Vallum vs Murus: catalog facts
Vallum	Murus
Paid Single licence costs $15 and a five-licence family pack $20, with a 15-day free trial.	Freemium Offered in three versions at different levels; see the website for current prices.
macOS	macOS
Inbound and outbound per-app filtering with popup alerts Rules by domain, app signature, developer and network conditions	Uses the PF firewall already built into macOS Port knocking, adaptive firewall and NAT
macOS only Paid after the 15-day trial	macOS only Works at the network layer; per-app control needs the separate Vallum app
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	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.