Elgindy PC Shutdown is a simple portable PC shutdown/restart timer app.
It is very straightforward in function. Once launched, you are presented with a simple interface that includes all the options needed to set a time for shutdown, restart, logoff or hibernate. You can select the date and time for it to execute the desired option. There are few little in-app typos, but don't let that deter you, it performed as intended during testing. When you have selected the option you wish to use, you merely hit apply, and it will display the result allowing you to double-check your selection. It also provides a quick stop/cancel of any scheduled option.
Elgindy PC Shutdown is simple to set up and use and is light on your system's resource. The fact that it is portable is just a bonus so you can have it with you anywhere you go.