VLC Media Player - VLC is a free and open source cross-platform multimedia player and framework.
Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.
AIMP - AIMP : Free Audio Player : Официальный сайт программы
Shutter - Shutter is a feature-rich screenshot program.
foobar2000 - An advanced freeware audio player for the Windows platform.
Snipping Tool - Use Snipping Tool to capture a screen shot, or snip, of any object on your screen, and then annotate, save, or share the image