A free, powerful, multi-purpose tool that helps you monitor system resources, debug software and detect malware.
Ranked in these QuestionsQuestion Ranking
Pro Detailed overview of system activity with highlighting
Pro Graphs and statistics to quickly track down resource hogs and runaway processes
Pro Open source
Pro Real-time information on disk access
Pro Can create, edit and control services
Pro See programs with active network connections
Pro Can track which processes are using a file
Pro View detailed stack traces with kernel-mode
Supports WOW64 and .NET.