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WirelessNetView vs NetSpot: catalog facts
WirelessNetView	NetSpot
Free Freeware from NirSoft, free to use and redistribute unmodified.	Freemium A limited free version is available. Pro and Enterprise editions are paid.
Windows	Windows, macOS
Tracks last and average signal quality over time Shows channel, RSSI and security settings per network	Heat maps over a real floor plan, not just a list of signal strengths Discover mode is useful even without running a full survey
The published requirements list versions through Windows 10 Needs a compatible wireless adapter and driver	The free version limits zones, snapshots and visualisation types Windows and macOS only, closed source
Downloadable app	Downloadable app
Closed source	Closed source
License: Freeware	License not stated
No account needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked September 22, 2026

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