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WirelessNetView vs Vistumbler: catalog facts
WirelessNetView	Vistumbler
Free Freeware from NirSoft, free to use and redistribute unmodified.	Free Free and open source under the GPLv2.
Windows	Windows
Tracks last and average signal quality over time Shows channel, RSSI and security settings per network	GPS logging to map where access points were found KML and GPX export plus live Google Earth tracking
The published requirements list versions through Windows 10 Needs a compatible wireless adapter and driver	Windows only Works best when disconnected from access points while scanning
Downloadable app	Downloadable app
Closed source	Open source
License: Freeware	License: GPL-2.0
No account needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked September 23, 2026

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