WinPatrol Free

WinPatrol takes snapshot of your critical system resources and alerts you to any changes that may occur without your knowledge. WinPatrol was the pioneer in using a heuristic behavioral approach to detecting Zero-Day attacks and violations of your computing environment. WinPatrol continues to be the most powerful system monitor for its small memory footprint.

WinPatrol's easy tabbed interface allows you to explore deep inside your computer without having to be a computer expert.