iBeezz - iBeeZz: activity manager for Mac OS X
AMP WinOFF - An utility for scheduling the Windows shut down with several modes (shut down, restart, hibernate, lock computer...)
Shutdown8 - Shutdown8 is a simple program that allows users to shut down their computers with a timer.
Shutter - Shutter is a feature-rich screenshot program.
Wise Auto Shutdown - Shut your PC down with this convenient and automatic PC shutdown tool.
SleepTimer Ultimate - Feature rich freeware shutdown timer on Windows and android.