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LuLu vs Intego Mac Internet Security: catalog facts
LuLu	Intego Mac Internet Security
Free The open-source software is available without a license fee. Hosting, hardware and…	Paid Paid subscription with a 30-day money-back guarantee.
macOS	macOS
Provides an open-source firewall interface for network access decisions.	Built specifically for macOS Firewall can block apps from connecting without permission
Blocking the wrong connection can interrupt an application's features.	Paid subscription only Mac-focused; not for other platforms
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-3.0	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 September 24, 2026

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