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Wireless Network Watcher vs MyLanViewer Network/IP Scanner: catalog facts
Wireless Network Watcher	MyLanViewer Network/IP Scanner
Free Freeware from NirSoft with no paid tier.	Paid Commercial software with a registration page; check the site for current terms.
Windows	Windows
Shows the adapter manufacturer to help identify each device Background scan with alerts for new devices	Detailed per-device information including MAC and NIC vendor Alerts when new devices join the network
Can only scan the wireless network you are currently connected to Built-in MAC vendor database may lag behind new assignments	Windows only Requires registration for full use
Downloadable app	Downloadable app
Closed source	Closed source
License: Freeware	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 October 8, 2026	Official website Full listing and sources Checked September 24, 2026

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