NetworkTuna for Windows

Know your network. Stay in control.

Choose which apps can use the network. NetworkTuna helps you spot suspicious activity around your PC.

  • Watch your local network

    Looks for suspicious activity from nearby devices and warns you about signs of trouble.

  • Keep an eye on your router

    Optional checks can warn you about suspicious changes, whether you use Wi-Fi or a network cable.

  • See attempts to reach your PC

    Records incoming connection attempts, even when your firewall blocks them without a notice.

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Your network history stays on your PC.

NetworkTuna Overview showing traffic and protection checks
NetworkTuna Traffic statistics showing received and sent traffic

What NetworkTuna does

Get to know your network.

Choose what can connect, follow your apps' activity, and get a clearer view of attempts to reach your PC.

Designed to complement your firewall

Microsoft Defender Firewall or your preferred Windows firewall keeps protecting your PC. NetworkTuna adds app control and a clearer view of network activity. It is an addition, not a replacement.

Decide when apps connect

Choose which apps may connect, which should stay offline, and which can connect for a limited time. Get a Windows notification when an app needs your permission.

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Keep a long-term traffic history

See how much data each app sends and receives over hours, days, or months. Look back at its connections and where they went.

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See connections as they happen

See which apps are connected right now, how much data they are using, and where they connect. Recently closed connections remain visible too.

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Know the apps on your PC

Find out which apps use your network, where they are installed, and who published them. Check whether each one is allowed, blocked, or set to ask.

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See what your firewall blocked

Review connections blocked by NetworkTuna or your Windows firewall, including attempts to reach your PC that were blocked without a notice.

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Notice suspicious nearby activity

Looks for repeated or unusual attempts from nearby devices to connect to your PC. NetworkTuna can warn you when it detects suspicious patterns.

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