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Norton Private Browser vs Avast Secure Browser: catalog facts
Norton Private Browser	Avast Secure Browser
Free Free to download from Norton.	Free Free to download and use.
Windows, macOS	Windows, macOS, Android
Free with tracker and phishing protection built in Chromium base keeps site compatibility familiar	Ad blocking built in Anti-tracking protection on by default
Closed source Tied to a vendor that promotes its paid security products	Proprietary and tied to the Avast product range Few technical details published on the product page
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	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 23, 2026

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