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WatchYourLANNetwork Radar
Free

Free to run yourself, with the source published on GitHub.

 Paid

Commercial app sold through the developer and the App Store.

Linux, Self-hosted macOS, iOS
  • Notifications when an unknown device joins the network
  • Online and offline history for each host
  • One-click scan with no setup
  • Remembers devices from previous scans
  • Covers the local network only
  • Needs a machine that stays on to keep watching
  • Apple platforms only
  • Closed source commercial app
Self-hosted Downloadable app
Closed source Closed source
License not stated License not stated
No account needed Not stated if an account is needed
Works offline Not stated if it works offline

Checked September 23, 2026

Checked October 1, 2026

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