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avast! Free Antivirus 17.5.2303

A security software which will protect your computer from malware or virus infections

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avast! Free Antivirus screenshotAvast protects you against malware or a virus infection.

More than 230 million people put their trust in Avast.

Now you can protect from attacks your home network devices, routers or wireless devices.

avast! Free Antivirus download file is a customizable and complete installation package. During setup you can configure options related to security tools, shields (for web surfing, emails and files) or preferred languages. Since the software contains advertising, you will be prompted to install third-party components but you have the possibility to skip them.

Avast offers a pleasant and easy to understand interface which offers quick access to the av status, scanning procedures, tools, portable gadgets with Avast installed for remote control (smartphones, tablets), statistics (component status, real-time and historical data), as well as the big configuration zone.

The security options contain browser security and cleanup (e.g. Google Chrome, Internet Explorer, Mozilla Firefox), application updater for other applications installed, remote assistance for access on other PCs, SecureLine for connection encryption against spyware via VPN, GrimeFighter for system maintenance and cleanup, Rescue Disk for bad case scenarios with malware infected computers, and an easy administration connector that reports the Avast state to COM monitoring programs.

Browser Cleanup
Remove unwanted toolbars and extensions, and restore your search browser.

Software Updater
Avast allows you update your installed software to boost the security and health of your PC system.

Remote Assistance
The Remote Assistance gives you the option to give or find advice.


  • Network protection scan detects home router security problems.
  • Includes numerous security-related bonus tools.


  • Bonus features not completely effective without separate purchase.
Name avast! Free Antivirus
Version 17.5.2303
Developer | see all products from this developer
Product Homepage avast! Free Antivirus
License Free (Freeware)
Last Week Downloads 15
All Time Downloads 927,450
Filename avast_free_antivirus_setup_offline.exe
Filesize 275.3MB
MD5 Checksum 730A5EF3BF67F082D26C00AA04753800
OS Support Windows All
Category Utilities

100% CLEAN Certification

Badgeavast! Free Antivirus has been tested by team against viruses, spyware, adware, trojan, backdoors and was found to be 100% clean. Our editors will recheck this software periodically to assure that it remains clean.


Old Versions

Software Date Added
avast! Free Antivirus 17.5.2303 July 26, 2017 - Latest Version
avast! Free Antivirus 17.5.2302 July 05, 2017
avast! Free Antivirus 12.3.3154 August 22, 2016
avast! Free Antivirus 12.2.2276 August 02, 2016
avast! Free Antivirus 12.1.3076 June 24, 2016

Download the free avast! Free Antivirus