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Vernet vs Ning: catalog facts
Vernet	Ning
Free Free and open source under the Apache-2.0 licence.	Free Free and open source under the LGPL-3.0.
Android	Android
Finds devices on the local network Open port scanning for a target IP	Combines ping, ARP and service discovery TCP and UDP port scanning
Android only Port scanning should only be used on networks you are allowed to test	No saved scan history yet Android only
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	License: LGPL-3.0
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 2, 2026	Official website Full listing and sources Checked October 2, 2026

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