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

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