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NetPeekFing
Free

Free and open source under the GPL 3.

 Freemium

A free version is available. Fing Premium is a paid subscription.

Linux Windows, macOS, Linux, Android, iOS
  • Simple GNOME interface for network discovery
  • Shows open ports on discovered devices
  • Device identification is unusually accurate for a consumer scanner
  • Alerts when a new device joins the network
  • Linux only
  • Far fewer options than a full scanner like Nmap
  • Advanced features and history require a paid subscription
  • Closed source, and device identification relies on their cloud database
Downloadable app Downloadable app
Open source Closed source
License: GPL-3.0-or-later License not stated
No account needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked October 1, 2026

Checked September 22, 2026

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