Serial Port Monitor
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Serial Port Monitor is a professional software that displays, logs and analyzes RS232/422/485 COM port activity. Intercept COM port activity with Serial Monitor by Eltima.
small logo Serial Port Monitor
#1 at Serial Port Software
Advanced Serial Port Monitor
Log and analyze serial port activity
4.6 rank based on 75+ users
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Comparison Table

Let’s compare the features that Free RS232 Data Logger and Serial Port Monitor offer.
  • Free RS232 Data Logger v2.7.0.117
    Released 11th Jan, 2006
    Serial Port Monitor v7.0.342
    Released 16th Jan, 2018
    Support for RS232 ports
    Compatibility with RS422, RS485 ports
    Reading COM port data and saving it to a file
    Recording data from any number of serial ports at a time
    Monitoring multiple COM ports in one session
    Availability of several data viewing modes
    Search and filtering of recorded IRPs
  • Free RS232 Data Logger
    v2.7.0.117
    Released 11th Jan, 2006
    Support for RS232 ports
    Compatibility with RS422, RS485 ports
    Reading COM port data and saving it to a file
    Recording data from any number of serial ports at a time
    Monitoring multiple COM ports in one session
    Availability of several data viewing modes
    Search and filtering of recorded IRPs
    Serial Port Monitor
    v7.0.342
    Released 16th Jan, 2018
    Support for RS232 ports
    Compatibility with RS422, RS485 ports
    Reading COM port data and saving it to a file
    Recording data from any number of serial ports at a time
    Monitoring multiple COM ports in one session
    Availability of several data viewing modes
    Search and filtering of recorded IRPs