Avast Online Security for Windows

Used Avast Online Security for Windows?

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Editors’ Review

Download.com staffFebruary 26, 2026

Avast Online Security is a Google Chrome extension that safeguards your browsing. It blocks phishing sites, rates websites, and leverages a large user community for reputation data.

Pros
- Warns about phishing sites.
- Allows creation of trusted pages.
- Access to a large user-powered website reputation system.
- Displays website ratings in search results.
- Enables users to rate websites.
Cons
- Primarily focused on Google Chrome.
- User ratings are a core dependency.

Avast Online Security for Windows

Used Avast Online Security for Windows?

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Full Specifications

GENERAL

Release: June 5, 2013

Latest update: February 26, 2026

Version: 8.0.7

OPERATING SYSTEMS

Platform: Windows

Operating System

Windows 10
Windows XP
Windows 2003
Windows Vista
Windows 8
Windows 7
Windows Server

Additional Requirements: Google Chrome

POPULARITY

Total Downloads: 3,589

Downloads Last Week: 1

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Developer’s Description

By Avast Software

Make your internet experience safe and secure.

Avast Online Security gives protection from AVAST to your Google Chrome browser. It collects data on phishing sites and warns if you visit them, lets you create your own trusted pages, gives access to our website-reputation system, powered by a community of over 160M users, shows a content rating system, warns when visiting websites with a bad reputation, indicates a site's rating next to its link in your search results, and enables you to rate any website, improving the system and helping other users.