Listen32 Alternatives

Listen32 is described as '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' and is an app. There are more than 10 alternatives to Listen32 for a variety of platforms, including Windows, Linux, Flathub, Mac and Flatpak apps. The best Listen32 alternative is RealTerm, which is both free and Open Source. Other great apps like Listen32 are CoolTerm, Tauno Monitor, YAT - Yet Another Terminal and Serial Port Monitor.

Listen32 iconListen32
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Listen32 tap into RS-232 transmit signals for monitoring bi-directional communications between two devices. Two COM ports...

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More about Listen32
Listen32 alternatives page was last updated Mar 26, 2025
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Alternatives
  1. RealTerm icon

    RealTerm

     13 likes
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    RealTerm is a terminal program specially designed for capturing, controlling and debugging binary and other difficult data streams. It is far better for debugging comms than HyperTerminal. It has no support for dialing modems, BBS, etc. - that is what HyperTerminal does.

    18 RealTerm alternatives

    License model

    • Free • Open Source

    Application type

    Platforms

    • Windows
    RealTerm screenshot 1

    RealTerm Features

    1.  Serial-port
    2.  Serial terminal
    3.  Debugging
    4.  Timestamps

    RealTerm VS Listen32

     

    • RealTerm is the most popular Windows alternative to Listen32.

    • RealTerm is the most popular Open Source & free alternative to Listen32.

    • RealTerm is Free and Open SourceListen32 is Paid and Proprietary
  2. CoolTerm icon

    CoolTerm

     9 likes
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    CoolTerm is a simple serial port terminal application (no terminal emulation) that is geared towards hobbyists and professionals with a need to exchange data with hardware connected to serial ports such as servo controllers, robotic kits, GPS receivers, microcontrollers, etc.

    25 CoolTerm alternatives

    License model

    • Free • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    For Mac

    CoolTerm Features

    1.  Portable
    2.  Serial-port
    3.  ASCII to Hex

    CoolTerm VS Listen32

     

    • CoolTerm is the most popular Mac & Linux alternative to Listen32.

    • CoolTerm is Free and ProprietaryListen32 is Paid and Proprietary
  4. Tauno Monitor icon

    Tauno Monitor

     1 like
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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.).

    7 Tauno Monitor alternatives

    License model

    • Free • Open Source

    Platforms

    • Linux
    • Flathub
    • Snapcraft
    Tauno Monitor screenshot 1

    Tauno Monitor Features

    1.  Arduino

    Tauno Monitor VS Listen32

     
  5. Ad
    Screenshot
    Serial Port Monitor icon
    Serial Port Monitor

    Serial Port Monitor displays, logs, and analyzes all serial data exchange between serial devices and any application. This tool is ideal for monitoring serial communication, all data that is sent to and received from serial RS232...

    https://www.electronic.us
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  6. YAT - Yet Another Terminal icon

    YAT - Yet Another Terminal

     8 likes
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    Engineering, testing and debugging of serial communication. Supports RS-232/422/423/485 as well as TCP/IP Client/Server/AutoSocket, UDP/IP Client/Server/PairSocket and USB Ser/HID. Optimized for simple command sets of e.g. embedded systems.

    22 YAT - Yet Another Terminal alternatives

    License model

    • Free • Open Source

    Application type

    Platforms

    • Windows
    YAT - Yet Another Terminal screenshot 1

    Properties

    1.  Lightweight

    Features

    1.  Define your own "send strings"
    2.  Configurable inter-character delay
    3.  Timestamps

    YAT - Yet Another Terminal VS Listen32

     
  7. Serial Port Monitor icon

    Serial Port Monitor

     30 likes
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    Serial Port Monitor displays, logs, and analyzes all serial data exchange between serial devices and any application. This tool is ideal for monitoring serial communication, all data that is sent to and received from serial RS232/422/485 port, all events that are sent to the...

    7 Serial Port Monitor alternatives

    License model

    Country of Origin

    • US flagUnited States

    Platforms

    • Windows
    Serial Port Monitor screenshot 1

    Serial Port Monitor Features

    1.  Serial-port

    Serial Port Monitor VS Listen32

     

    • Serial Port Monitor is the most popular commercial alternative to Listen32.

    • Serial Port Monitor is Paid and ProprietaryListen32 is also Paid and Proprietary
  8. 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...

    7 Advanced Serial Port Monitor alternatives

    License model

    Platforms

    • Windows
    Advanced Serial Port Monitor screenshot 1

    Advanced Serial Port Monitor Features

    1.  Serial-port

    Advanced Serial Port Monitor VS Listen32

     
  10. QuteSerial icon

    QuteSerial

     1 like
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    QuteSerial is a RS232 terminal in the veins of minicom, hyperterminal, and br@y's Terminal.exe. It allows you to access a old-fashioned RS232 (serial) port and display the received data in either a Hex or ASCII format.

    16 QuteSerial alternatives

    License model

    • Free • Open Source

    Platforms

    • Windows
    • Linux
    QuteSerial screenshot 1

    QuteSerial Features

    1.  Serial-port
    2.  Serial terminal

    QuteSerial VS Listen32

     
  11. NovoTerm icon

    NovoTerm

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    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.

    10 NovoTerm alternatives

    License model

    • Freemium • Proprietary

    Country of Origin

    • GB flagUnited Kingdom

    Platforms

    • Windows
    NovoTerm screenshot 1

    NovoTerm Features

    1.  Serial-port
    2.  Serial terminal

    NovoTerm VS Listen32

     
  12. 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.

    16 SUDT AccessPort alternatives

    License model

    • Free • Proprietary

    Platforms

    • Windows
    SUDT AccessPort screenshot 1

    SUDT AccessPort Features

    1.  Serial-port
    2.  Serial terminal

    SUDT AccessPort VS Listen32

     
  13. 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.

    7 Serial Port Assistant alternatives

    License model

    • Free • Open Source

    Platforms

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

    Properties

    1.  Lightweight
    2.  Privacy focused

    Features

    1.  No registration required
    2.  No Tracking
    3.  Works Offline
    4.  Ad-free
    5.  Serial-port

    Serial Port Assistant VS Listen32

     

    • Serial Port Assistant is the most popular Android & Android Tablet alternative to Listen32.

    • Serial Port Assistant is Free and Open SourceListen32 is Paid and Proprietary
    • Serial Port Assistant is Lightweight and Privacy focusedListen32 is not according to our users
  14. Bill Serial Port Monitor icon

    Bill Serial Port Monitor

     1 like
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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.

    7 Bill Serial Port Monitor alternatives

    License model

    • Free • Proprietary

    Platforms

    • Windows
    Bill Serial Port Monitor screenshot 1

    Bill Serial Port Monitor Features

    1.  Serial-port

    Bill Serial Port Monitor VS Listen32

     
11 of 11 Listen32 alternatives