One of the most popular free antivirus programs available at the moment. It constantly gets praise and great reviews for Windows computers, with a protection level that rivals membership-based antivirus software.


  • Version: 20.6
  • Size: 6.0 MB
  • Release Date: 31-07-2020
  • License: Freeware
  • OS: Windows 7/8/10
  • Available In: English, Polish, Italian, Japanese, German, French, Russian, Spanish, Portuguese and more.


Avast Free Antivirus Features:

  • On Demand Scanning – The interface is skinnable and you can select exactly what you want to scan.
  • E-mail scanner – Works with most of the popular email clients and can check outgoing and incoming mails. Particularly effective at protecting against worms.
  • On Access Scanner – Can scan all the files written, read and opened for real-time protection.
  • Network Shield – Basically a lightweight firewall.
  • Resident Protection – Offered for P2P programs and IM programs.
  • Boot Time Scanner – Can scan the disk when Windows opens.
  • Screen Saver Scanner – Will scan your PC as the screen scanner is activated.
  • Explorer Scanner – Just click what you want to scan and it will be scanned.
  • Virus Chest – A quarantine system to isolate files that are suspicious or infected.

Updates are offered 2 times per week and in the event that a new virus appears, an emergency update is usually offered in just a couple of hours. Avast will check for the presence of new available updates, will download them and install them without you having to do anything. Upgrades to the software are also available from time to time, whenever needed.

Important: You need to register for an account after you use the software for 30 days. You then receive a completely free license key.