Shared-source macOS firewall.
LuLu is the free, shared-source macOS firewall that aims to block unknown outgoing connections, unless explicitly approved by the user.
Subscribe for our newsletter with best Mac offers from MacUpdate.
Rate this app:
Downloaded & Installed 5,276 times
Discover New Mac Apps. Save money with MacUpdate Promo & keep your Mac software secure and up-to-date with MacUpdate Desktop.