It is a very popular tool that protects your computer from harmful viruses, malware, spyware, and all other threats. The best description for Avast antivirus.Īvast is an antivirus for Windows, Mac, Android, and iOS users. Fortunately, there is one that has stood the test of time that protects our devices from attack, the Avast Antivirus. Many software programs and tools have promised to do just that over the years, but most have been completely unnecessary. Whether for business or pleasure, you probably want to know how to protect your devices from various types of internet attacks. Ever since devices (PC, MAC, and mobile devices) became mainstream, consumers have been looking for ways to speed them up.