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AdGuard Browser Extension vs Malwarebytes Browser Guard: catalog facts
AdGuard Browser Extension	Malwarebytes Browser Guard
Free The browser extension is free to install.	Free Free extension from Malwarebytes.
Browser extension	Browser extension
Blocks ads, pop-ups and trackers Cosmetic filtering hides leftover page elements	Combines ad, tracker, scam and malicious site blocking Available for Chrome, Firefox, Safari and Edge
Only filters inside the browser, not other apps System-wide filtering requires AdGuard's separate apps	Closed source Fewer filter customisation options are documented than in dedicated content blockers
Browser extension	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 September 24, 2026

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