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AdwCleaner vs Avast Free Antivirus: catalog facts
AdwCleaner	Avast Free Antivirus
Free Free to download and use.	Freemium The antivirus is free; Avast sells a VPN and other paid products.
Windows	Windows, macOS, Android
Removes adware, PUPs and browser hijackers Runs on demand without installation	Free antivirus from a large vendor Available for Windows, macOS and Android
Windows only On-demand cleaner, not real-time protection	Closed source Promotes paid products from within the free offer
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 23, 2026

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