Perfect Shutdown for Windows - easy to use application that allows you to automatically shutdown, reboot, logoff your computer. In active state PSD located as icon in your system tray. You can choose to click it with the left mouse button, and it shutdowns or reboots your computer. You can set a keyboard shortcut for any action. If your PC supports APM (Advanced Power Management) or ACPI (Advanced Configuration and Power Interface) you can choose to power off your computer after shutdown. SafeShutdown™ and SecurityGuard™ technologies and other similar features gives you a 99% guarantee that your system will be shut down on any occasion, according to our tests with different computers and operating systems.