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AdLock vs Privoxy: catalog facts
AdLock	Privoxy
Paid The AdLock apps are sold as a paid purchase.	Free Free software; donations are welcome.
macOS, Browser extension	Windows, macOS, Linux
Filters ads in apps as well as browsers No acceptable ads whitelist	Filters both HTTP headers and page content Works for one machine or a whole network
Paid, closed-source software HTTPS filtering means trusting the app with your traffic	Configuration takes effort to learn No trusted build infrastructure for binary packages
Downloadable app, Browser extension	Downloadable app
Closed source	Open source
License not stated	License: GPL-2.0-or-later
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 September 24, 2026

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