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OONI Probe vs NodeLook: catalog facts
OONI Probe	NodeLook
Free Free and open source.	Free Free and open source under the MIT license.
Windows, macOS, Android, iOS	Android
Tests blocking of websites and messaging apps Includes network speed and performance tests	Distinguishes filtered services from ones that are simply down Aimed at users on restricted networks
Running censorship tests can carry risk in some countries Measurements are published openly	Android only Little public documentation about how checks are performed
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: MIT
No account needed	Not stated if an account is needed
Needs internet	Needs internet
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.