LuLu Alternatives

LuLu is described as 'Free macOS firewall blocking unknown outgoing connections until approved, detects unauthorized activity, open source, privacy-focused, audit-ready code' and is a popular Firewall in the network & admin category. There are more than 10 alternatives to LuLu for a variety of platforms, including Mac, Android, Linux, Windows and iPhone apps. The best LuLu alternative is Portmaster, which is both free and Open Source. Other great apps like LuLu are GlassWire, Little Snitch, NetGuard and OpenSnitch.

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Alternatives
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Alternatives list

  1. FireWally icon

    FireWally

     6 likes

    FireWally is a free firewall app for Mac, powered by Apple Intelligence and designed for anyone who wants to take full control of their online activity.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Mac
    • UA flagUkraine
    FireWally screenshot 1
    Good alternative?
     
  2. P

    Picosnitch

     4 likes

    Receive notifications whenever a new program connects to the network, or when it's modified

    Cost / License

    Application type

    Platforms

    • Linux
    Picosnitch screenshot 1
    Good alternative?
     
  4. Radio Silence icon

    Radio Silence

     21 likes

    Radio Silence lets you block individual apps from accessing the internet. It never throws pop-ups on the screen, and is completely invisible.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Mac
    • FI flagFinland
    • European Union flagEU
    Radio Silence screenshot 1
    Radio Silence screenshot 2
    Good alternative?
     
  5. Stronghold icon

    Stronghold

     1 like

    Easily configure macOS security settings from the terminal.

    Cost / License

    • Free
    • Open Source (MIT)

    Alerts

    • Discontinued

    Platforms

    • Mac
    Stronghold screenshot 1
    Good alternative?
     
  6. Quantum Flare icon

    Quantum Flare

     1 like
    1. Anti-phishing & anti-ransomware: Protects you from apps that steal login credentials or credit card numbers. Complete ransomware threat attack protection.

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Android
    Quantum Flare screenshot 1
    Quantum Flare screenshot 2
    Quantum Flare screenshot 3
    Good alternative?
     
  8. ShapyFlow icon

    ShapyFlow

     1 like

    ShapyFlow is an app firewall for macOS, similar to Little Snitch and Lulu, offering additional features like triggers, profiles and minimal user interface for best user experience.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Mac
    Main menu
    Good alternative?
     
  9. BX Sandbox icon

    BX Sandbox

     Like

    BX starts ordinary Mac programs in a sandbox that macOS itself provides. A session sees the project folder you point it at and the app's own settings, and nothing else from your home folder. No virtual machine, no container, no change to the app.

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Mac
    • DE flagGermany
    • European Union flagEU
    BX Sandbox screenshot 1
    Good alternative?
     
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