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NetworkConnectLog vs DeviceShelf: catalog facts
NetworkConnectLog	DeviceShelf
Free Freeware from NirSoft, free to use and redistribute without charge.	Paid One payment of 59 euros after a 7-day free trial, no subscription.
Windows	Windows, macOS, Linux, Android, iOS, Self-hosted
No installation, runs as a single executable Can export the log automatically on every change	One-time payment covers desktop, mobile and server editions No account and no telemetry
Smartphones that ignore ARP requests may appear disconnected Windows only	Paid after the 7-day trial Closed source
Downloadable app	Downloadable app, Self-hosted
Closed source	Closed source
License: Freeware	License not stated
Not stated if an account is needed	No account 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 October 2, 2026

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