Tri-Desk-A-Top - Version 1.0 Tri-Desk-A-Top is a FREE .NET application that provides three desktops that can be activated via hot-keys or system tray icons.This tiny, non-invasive utility uses less than 1MB of system memory, has no annoying popups or splash screens, and requires no installation.New clever design handles Internet Explorer, Windows Explorer and system cabinet window security issues!