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Neo Network Utility vs What IP: catalog facts
Neo Network Utility	What IP
Free Free download from DEVONtechnologies.	Free Free and open source under the GPL 3.0.
macOS	Linux
Connection details, ping, traceroute and speed test in one app Graphical alternative to Terminal commands	Local and public IP for every interface in one window Checks whether listening ports are publicly reachable
macOS only Basic diagnostics rather than a full network analyser	Linux only Basic scanning compared with dedicated network scanners
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0-or-later
No account needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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