| Free Serial Port Monitor 3.31 Free Serial Port Monitor, RS232 Com Software Sniffer and Communication Analyzer Freeware | Free | 2005-05-25 | 2.83 MB | ![]() |
| Serial Port Monitoring Control 1.03 Serial Port Monitoring Control Component Library (SPMC) Demo | $199.99 | 2006-03-20 | 470 KB | ![]() |
| Serial Com Port Monitor 4.0 Monitor serial data exchange between serial devices and any Windows application. Shareware | $69.95 | 2007-07-20 | 3.39 MB | ![]() |
| Bill Serial Port Monitor 3.0T No physical cable is required (Spy COMM Sniffer monitor and debug) Shareware | $95 | 2007-05-10 | 3.76 MB | ![]() |
| Easy Control 2.0 Script based serial/TCP/IP communication software and virtual instrumentation Shareware | $23 | 2003-12-03 | 861 KB | ![]() |
| COM Port Toolkit 3.7 Software solution for monitoring serial port activity on Win32 PCs. Shareware | $29 | 2006-04-28 | 1.15 MB | ![]() |
| USB Monitor (Device Monitoring Studio) 5.01.00.80 Software USB port sniffer, monitor tool with protocol analyzer and data logger Shareware | $99.99 | 2007-04-08 | 2.34 MB | ![]() |
| Serial Monitor 4.10 Software serial port monitor Rs232 com sniffer with protocol logger and analyzer Shareware | $74.99 | 2006-06-27 | 1.36 MB | ![]() |
| Eltima Serial Port Monitor 1.2 Serial Port Monitor for professional RS232/422/485 COM ports monitoring. Shareware | $79.95 | 2005-01-12 | 2.55 MB | ![]() |
| USB Monitor 2.37 Software USB port sniffer, monitor tool with protocol analyzer and data logger Shareware | $64.99 | 2004-07-09 | 971 KB | ![]() |