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Angry IP Scanner vs arp-scan: catalog facts
Angry IP Scanner	arp-scan
Free Free and open source under GPL v2.	Free Free to download and use, with the source published on GitHub.
Windows, macOS, Linux	Linux, Command line
Scans a local network or an internet range, by range, random selection or an address file Extensible through data fetchers for hostname, MAC address, ports and more	Finds devices that do not answer ping Shows MAC address vendors
Needs a Java runtime, which the packaged builds bundle but the bare jar does not The macOS build has been looking for a maintainer since 2019	Works only on the local network segment Command line only, usually needs root
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-2.0	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked September 23, 2026

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