Free Windows Countdown Clock - Free Windows Countdown Clock is a free Windows countdown clock and date counter for the Windows operating systems.
Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.
Desktop Countdown Timer - Desktop Countdown Timer is a free to use countdown timer for the desktop environment of the Windows.
ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...
TimeLeft - TimeLeft is a versatile desktop utility - it can be used as a countdown clock, reminder, clock...
LightShot - The fastest way to take a customizable screenshot.