Great, and free, protection for Android: Although we would not recommend Avast’s free solution for Windows, for Android it’s great.Excellent protection for all devices: Avast antivirus scores well in the test labs, making it a safe choice to protect you from malware.Both are excellent antivirus, cheaper than Avast, and most importantly trustworthy. Have a look at Bitdefender or Norton instead. In 2020, Avast was caught in a scandal after the company sold privacy-sensitive data on millions of its users to tech and advertising companies such as Google.Īlthough its antivirus protection is excellent, we currently do not recommend using Avast. It is available for Windows, Windows Server, macOS, and Android devices. Avast is one of the most popular free antivirus programs today, as evidenced by its millions of users and global presence.