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Process Explorer vs Wise System Monitor: catalog facts
Process Explorer	Wise System Monitor
Free Free to download and use, published by Microsoft as part of the Sysinternals suite. The…	Free Free to download and use.
Windows	Windows
Finds which process has a particular file or directory open Process tree shows parent and child relationships, not just a flat list	Processes, CPU, memory and network traffic in one window Simple interface for non-technical users
Windows only Closed source, though published by Microsoft	Windows only Closed source
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
No account needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.