advanced serial port monitor

Monitor data received from and sent to a COM port in manual, auto or spy modes!

USB Bus and USB Device protocol analyzer and debugger, with USB traffic sniffer

Monitor RS232/422/485 COM ports in your network.

Serial Port Monitor for professional RS232/422/485 COM ports monitoring.

Free Serial Port Monitor, RS232 Com Software Sniffer

Start/stop monitoring of the serial port

No physical cable is required (Spy COMM Sniffer monitor and debug)

Monitor serial data exchange between serial devices and any Windows application.

Monitor and log serial port communications easily with this new convenient tool!

Serial port data capture freeware log analyze RS232 serial equipments data