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Port Activity Monitor Open ports and process monitor for Windows

See which ports and processes are active on Windows in real time and manage them from a clean interface.

Port Activity Monitor shows active network ports and the processes that own them, updated in real time. Inspect what is listening, check which app is talking to the network and manage processes without complex system tools.

It is useful for developers debugging local servers and for anyone who wants to know what is using their ports.

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Port Activity Monitor process screen
Port Activity Monitor port listPort Activity Monitor process screenPort Activity Monitor details screen

Features

  • Monitor active ports in real time
  • See running processes more clearly
  • Identify which process is using a port
  • Debug backend services faster
  • Resolve port conflicts with better visibility
  • Track system activity in a clean interface
  • Support developers and power users
  • Avoid complex system tools for routine checks
  • Understand Windows port and process behavior
  • Use a lightweight desktop utility

Privacy

The app works with local port and process information; current privacy details live on the store listing.

Frequently asked questions

How do I see which ports are open on Windows?

Port Activity Monitor shows active ports and the process that uses each one, updated in real time.

Is it an alternative to netstat?

It gives you the same kind of visibility in a clean window, without typing commands.

Can I manage the processes too?

Yes. You can see process details and manage them from the same interface.