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AdGuard Browser Extension vs AdLock: catalog facts
AdGuard Browser Extension	AdLock
Free The browser extension is free to install.	Paid The AdLock apps are sold as a paid purchase.
Browser extension	macOS, Browser extension
Blocks ads, pop-ups and trackers Cosmetic filtering hides leftover page elements	Filters ads in apps as well as browsers No acceptable ads whitelist
Only filters inside the browser, not other apps System-wide filtering requires AdGuard's separate apps	Paid, closed-source software HTTPS filtering means trusting the app with your traffic
Browser extension	Downloadable app, Browser extension
Open source	Closed source
License: GPL-3.0	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 2, 2026

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