Serial Port Monitor is divided into Professional and Company Editions.
The difference you can see here:
| Feature | Professional | Company |
|---|---|---|
| Number of computers per license | 1 | 10 |
| Any serial port software/hardware can be analyzed |  |  |
| Monitor any number of serial ports at once |  |  |
| Supports all COM-port types |  |  |
| Intercepts all data read from/written to COM port |  |  |
| Monitoring serial ports which are already in use |  |  |
| Sending/receiving data to/from any COM port (Advanced Send Dialog) |  |  |
| The possibility to change COM port parameters from Advanced Send Dialog |  |  |
| 1 license can be installed on 10 computers | – |  |