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NeoHtop vs ProcessSpy: catalog facts
NeoHtop	ProcessSpy
Free The open-source software is available without a license fee. Hosting, hardware and…	Free Offered as a direct download from the developer's site.
Windows, macOS, Linux	macOS
Offers CPU and memory views with process search and filtering.	Per-process CPU and memory history Recall of processes that have already exited
Some process-management actions require elevated privileges.	macOS only, and requires macOS 14 or later
Downloadable app	Downloadable app
Open source	Closed source
License: MIT	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked October 1, 2026

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