Compare software

PerfView vs dotMemory: catalog facts
PerfView	dotMemory
Free Free and open source from Microsoft.	Paid Paid as part of JetBrains dotUltimate, with a free 30-day trial.
Windows	Windows
Analyses both CPU and memory performance issues Free tool maintained by Microsoft	Profiles desktop apps, services, ASP.NET and IIS processes Snapshots can be taken and compared without stopping the session
Windows only Steep learning curve for people new to profiling	Paid software after the trial Limited to .NET applications
Downloadable app	Downloadable app
Open source	Closed source
License: MIT	License: Proprietary
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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