What are the best Little Snitch alternatives in 2020?

    Little Snitch is described as 'A firewall protects your computer against unwanted guests from the Internet. But who protects your private data from being sent out? Little Snitch does!' and is a well-known app in the Network & Admin category. There are more than 25 alternatives to Little Snitch for a variety of platforms, including Windows, Mac, Linux, Android and Android Tablet. The best alternative is LuLu by Objective-See, which is both free and Open Source. Other great apps like Little Snitch are GlassWire (Freemium), Hands Off! (Paid), BiniSoft Windows Firewall Control (Free) and Radio Silence (Paid).

    This page was last updated May 17, 2021

    1. LuLu is the free, shared-source firewall for macOS. Its goal is simple; block any unknown outgoing connections, until approved by the user.
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      LuLu by Objective-See vs Little Snitch opinions
      Almost everyone thinks LuLu by Objective-See is a great alternative to Little Snitch.
      gianclgar Free (Libre) Software is and will be always best for the humanity :)
      Positive comment 5 months ago

      yehia2amer I Wanted a tool to replace Little Snitch, and this one is GREAT. It is Free, Open Source, and very lite weight.
      Positive comment over 2 years ago

      rizhenkov It's very simple and free!
      Positive comment about 3 years ago

    2. GlassWire is a network security monitoring tool and analyzer that visualizes your network activity on an easy to use graph, alerts you of possible threats, manages your firewall, and more.
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      GlassWire vs Little Snitch opinions
      Some users think GlassWire is a great alternative to Little Snitch, some don't.
      Good software, reputable developers and it has even more features than Little Snitch.
      Positive comment about 1 year ago


    3. Hands Off! is an application to monitor and control the access of applications to your network and disks.
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      Hands Off! vs Little Snitch opinions
      Almost everyone thinks Hands Off! is a great alternative to Little Snitch.
      It is easier than Little Snitch
      Positive comment about 5 years ago

    4. Windows Firewall Control is a powerful tool that extends the functionality of the Windows Firewall and provides new extra features that make Windows Firewall better.
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    5. Monitor & block apps that make unwanted network connections.
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      Most users think Radio Silence is a great alternative to Little Snitch.

    6. OpenSnitch is a GNU/Linux port of the Little Snitch application firewall.
      Most users think OpenSnitch is a great alternative to Little Snitch.
    7. NetLimiter is an ultimate Internet traffic control and monitoring tool designed for Windows. You can use NetLimiter to set download/upload transfer rate limits for applications or even single connection and monitor their Internet traffic.
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      NetLimiter vs Little Snitch opinions
      pros, cons and recent comments
      The ltest version makes it impossible to block Windows System and Windows Apps. NWO is collecting data on us...
      Negative comment about 2 years ago

    8. Firewall (iptables frontend), based on DroidWall which is no longer being developed. A paid "donate"-version with more features it advertised within the app.
      No screenshots yet
    9. All-Around System Privacy Since the Portmaster sits on your kernel, you can finally protect your whole computer, not just your browser. Do you want to block Ads and Analytics for your whole operating system? The Portmaster has you covered.
      • FreemiumOpen Source
      • Android
      • Android Tablet
      NetGuard provides simple and advanced ways to block access to the internet - no root required. Applications and addresses can individually be allowed or denied access to your Wi-Fi and/or mobile connection.
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    Showing 10 of 27 alternatives