Portmon Alternatives

Portmon is described as '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' and is an app. There are eight alternatives to Portmon for a variety of platforms, including Windows, Linux, Flathub, Flatpak and Mac apps. The best Portmon alternative is Serial Port Monitor. It's not free, so if you're looking for a free alternative, you could try Tauno Monitor or SerialMon. Other great apps like Portmon are Advanced Serial Port Monitor, Bill Serial Port Monitor, Serial Port Assistant and SUDT AccessPort.

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Alternatives list

  1. Serial Port Monitor icon

    Serial Port Monitor

     30 likes
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    Displays, logs, and analyzes serial data from RS232/422/485 ports in real-time, features terminal emulation, customizable interface, advanced configuration, monitoring filters, session save and reload, data format switching, and detailed I/O control code recording.

    10 Serial Port Monitor alternatives

    Cost / License

    • Pay once
    • Proprietary

    Platforms

    • Windows
    Serial Port Monitor screenshot 1
     

    • Serial Port Monitor is the most popular Windows alternative to Portmon.

    • Serial Port Monitor is the most popular commercial alternative to Portmon.

    • Serial Port Monitor is Paid and ProprietaryPortmon is Free and Proprietary
  2. Tauno Monitor icon

    Tauno Monitor

     2 likes
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    A Simple stand-alone serial port monitor for the GNOME desktop. It aims to be beginner friendly, small and easy to use. Not feature-rich and professional. Remembers the last settings (Theme, Baud Rate, Port etc.).

    Cost / License

    • Free
    • Open Source

    Platforms

    • Linux
    • Snapcraft
    • Flathub
    Tauno Monitor screenshot 1
     

    • Tauno Monitor is the most popular Linux alternative to Portmon.

    • Tauno Monitor is the most popular Open Source & free alternative to Portmon.

    • Tauno Monitor is Free and Open SourcePortmon is Free and Proprietary
  4. SerialMon icon

    SerialMon

     1 like
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    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
    Main window, with no protocol decoder selected.
     
  5. Advanced Serial Port Monitor icon

    Advanced Serial Port Monitor

     1 like
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    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
    Advanced Serial Port Monitor screenshot 1
     
  6. Bill Serial Port Monitor icon

    Bill Serial Port Monitor

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    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
    Bill Serial Port Monitor screenshot 1
     
  7. Serial Port Assistant icon

    Serial Port Assistant

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

    Cost / License

    • Free
    • Open Source

    Platforms

    • Windows
    • Mac
    • Linux
    • Flathub
    • Flatpak
    • Android
    • Android Tablet
    Serial Port Assistant screenshot 1
    Serial Port Assistant screenshot 2
     

    • Serial Port Assistant is the most popular Android, Mac & Android Tablet alternative to Portmon.

    • Serial Port Assistant is Free and Open SourcePortmon is Free and Proprietary
    • Serial Port Assistant is Lightweight and Privacy focusedPortmon is not according to our users
  9. SUDT AccessPort icon

    SUDT AccessPort

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    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
    SUDT AccessPort screenshot 1
     
  10. Listen32 icon

    Listen32

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    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

    • Pay once
    • Proprietary

    Platforms

    • Windows
    Listen32 screenshot 1
     
8 of 8 Portmon alternatives