Serial Port Monitor Alternatives for Windows

There are many alternatives to Serial Port Monitor for Windows if you are looking for a replacement. The best Windows alternative is PortKiller, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 10 alternatives to Serial Port Monitor and ten of them are available for Windows so hopefully you can find a suitable replacement. Other interesting Windows alternatives to Serial Port Monitor are SerialMon, SerialTool, Advanced Serial Port Monitor and Portmon.

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Alternatives list

  1. PortKiller icon
     11 likes

    Advanced multi-OS desktop tool for monitoring and managing local TCP ports, identifying bound processes, watching ports for notifications, handling Cloudflare Tunnels, filtering and pinning, managing Kubernetes port-forwards with logs, plus real-time process termination.

    18 PortKiller alternatives

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Mac
    • Windows
     
  2. SerialMon icon
     1 like

    Monitors RS232 communication thru software or with simple hardware. Protocol analyzer for ABB RP570, ABB SPA-bus and NMEA 0183 protocol.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Windows
     
  3. SerialTool icon
     2 likes

    Serial Port Communication software ideal for COM communication. Multiplatform utility running on Windows, MacOS and Linux. It is completely free.

    14 SerialTool alternatives

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Mac
    • Windows
    • Linux
     
  4. This program allows you to check the flow of data through a computer's COM ports. As you can see from software name this application can work as serial port monitor. It supports full duplex mode, flexible adjusting of parameters, output received data to file, automatic and...

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Windows
     
  5. Portmon icon
     Like

    Portmon is a utility that monitors and displays all serial and parallel port activity on a system. It has advanced filtering and search capabilities that make it a powerful tool for exploring the way Windows works, seeing how applications use ports, or tracking down problems in...

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Windows
     
  6. Listen32 icon
     Like

    Listen32 tap into RS-232 transmit signals for monitoring bi-directional communications between two devices. Two COM ports are used in the listening device, the receive line of each connected to the transmit line of one of the communicating devices.

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Windows
     
  7. AccessPort is serial port monitoring tool for technicians, engineers and software developers designing or debugging serial port related projects.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Windows
     
  8. This project is a cross-platform serial port assistant. It can run on Windows, Linux, Android, and macOS.

    Cost / License

    Platforms

    • Windows
    • Mac
    • Linux
    • Flathub
    • Flatpak
    • Android
    • Android Tablet
     
  9. NovoTerm icon
     Like

    If you're a firmware developer or an embedded software developer then this tool has been made for you. This modernly designed desktop application serves as a development tool to help view serial data on your COM port.

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Windows
     
  10. Free Software to monitor (bi-directional) Serial Port communication RS232 between two devices, use our free Bill Serial Port Monitor. This software allows you to view, log, analyse the activity of your full duplex serial RS-232 port.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Windows
     
10 of 10 Serial Port Monitor alternatives