NetLimiter AlternativesOnly apps categorised as Privacy Tools

The best Privacy Tool alternative to NetLimiter is Portmaster, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to NetLimiter and four of them are Privacy Tools so hopefully you can find a suitable replacement. Other interesting Privacy Tool alternatives to NetLimiter are Little Snitch, Minimal Firewall and Firewalla.

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Most NetLimiter alternatives are Firewalls, but you can also narrow the list to Network Monitors or Privacy Tools. Other popular filters are Open Source, Free, Windows and Mac.
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Alternatives
NetLimiter alternatives page was last updated

Alternatives list

  1. Portmaster icon
     208 likes

    Free, open-source privacy suite monitoring all network activity, blocking unwanted connections, using trusted filter lists for ads and malware, enforcing DNS-over-TLS, providing custom app and global rules, and supporting advanced privacy management.

    44 Portmaster alternatives

    Cost / License

    Application type

    Since

    • Since 2020

    Platforms

    • Windows
    • Linux
    Good alternative?
     
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    4
  2. Little Snitch icon
     139 likes

    Firewall application for monitoring and controlling outbound network connections, notifying users of attempted access, supporting rule-based blocking, real-time alerts on suspicious activity, and preventing unauthorized data transmission on macOS systems.

    53 Little Snitch alternatives

    Cost / License

    • Paid
    • Proprietary

    Application type

    Since

    • Since 2009

    Platforms

    • Mac
    • Linux
    Good alternative?
     
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    1
  3. Minimal Firewall is a portable Windows firewall frontend that alerts users to internet connections without requiring custom kernel modifications or disabling core isolation, striking a balance between TinyWall's security and SimpleWall's functionality.

    37 Minimal Firewall alternatives

    Cost / License

    Application type

    Since

    • Since 2025

    Platforms

    • Windows
    Good alternative?
     
  4. Firewalla icon
     Like

    Firewalla is a vital security addition to every home and small business with network and IoT devices.

    43 Firewalla alternatives

    Cost / License

    • Paid
    • Proprietary

    Application type

    Since

    • Since 2024

    Platforms

    • Android
    • iPhone
    • iPad
    Good alternative?
     
4 of 4 NetLimiter alternatives