This software is a USB port sniffer and monitoring tool that includes a protocol analyzer and data logger. It allows for the spying, capturing, viewing, logging, analyzing, and testing of USB activity. It also performs connection traffic analysis and data acquisition for USB devices.

The USB Monitor is an essential tool for monitoring data flow, debugging port connections, developing, reverse-engineering and implementing protocols, device driver development, hardware development, researching the functionality of third-party software and hardware, and testing software and hardware. This software has various applications, and it can be used by programmers, beta-testers, software developers, hardware engineers, IT support specialists, industrial control personnel, SCADA software engineers, science technicians, systems integrators, consultants, lab experts, and even university students.
In summary, this is an all-in-one USB monitoring utility that performs connection traffic analysis, allowing you to view and analyze the activity of USB devices with ease.
Version 6.19.00.3134: New option to hide packet tooltip in Raw Data View
Version 6.12.00.2322:
New Features:
New Raw Data View Visualizer
Filtering for Packet View
Quiet installation mode
Version 6.11.00.2310:
New Features:
New Raw Data View Visualizer
Filtering for Packet View
Quiet installation mode
Version 6.02.01.2160:
Filtering data by endpoints support.
Monitored Packets Coloring in the Following Data Visualizers:
URB View
Mass Storage View
HID View
Still Image/MTP View
Audio View
Video View
Communications View
Version 6.02.00.2150:
Filtering data by endpoints support.
Monitored Packets Coloring in the Following Data Visualizers:
URB View
Mass Storage View
HID View
Still Image/MTP View
Audio View
Video View
Communications View
Version 5.22.00.1627:
New Features:
High-Speed Operation Mode
Parsing of USB Communications Class packets
Filtering support
Log Files Drag-n-Drop Loaging
Version 5.20.00.1573:
New Features:
Parsing of USB Communications Class packets
Filtering support
Log Files Drag-n-Drop Loaging
Version 5.11.00.1452:
New Features:
64-bit Platform Support
Updated Features:
Log Files Sharing
Version 5.11.00.1442:
New Features:
64-bit Platform Support
Updated Features:
Log Files Sharing
Version 5.10.00.1349:
New Features:
Composite device support for Windows Vista
New visualizer - USB Video
MTP Protocol support in Still Image visualizer
New visualizer - USB Audio
Updated Features:
Statistics visualizer performance has been improved
Log File Playback's performance is greatly improved
And BugFixes