PortWatch – USB Connection Notifier Tray Tool for Developers

PortWatch – Never open Device Manager again.

PortWatch is a lightweight tray notification tool that instantly alerts you when USB devices connect or disconnect from your computer. No more manually checking Device Manager to find which COM port is active.

Who is this for?

• Embedded systems engineers – instantly know when your microcontroller or dev board connects

• Application developers – quickly identify which COM port your USB-to-serial converter is using

• Automation engineers – monitor PLC and industrial USB connections in real-time

• Anyone using USB converters, serial adapters, or communication tools

Key Features:
✅ Instant tray notifications – get a popup alert the moment a USB device is connected or removed
✅ COM port identification – see exactly which port number was assigned
✅ No more Device Manager – save time and frustration
✅ Lightweight – runs quietly in your system tray with minimal resource usage
✅ Plug and play – works with all USB-to-serial converters, microcontrollers (Arduino, STM, PIC, etc.), and communication devices
✅ Developer-friendly – perfect for labs, test benches, and production environments

Technical Specs:

• Built with PyQT6

• Standalone .exe – no installation required

• Compatible with Windows 10 and 11

Instant digital download – get started in seconds!