Avira's antivirus for Windows that protects your online activity In other words, it protects us against the most common threats that can be found on the Internet and that have grown exponentially over the last two decades. They have developed a tool that adapts to all the needs that any average modern user may encounter. The German developers offer us one of the most impressive detection programs which offers the best results to its users. Which is the best antivirus? That's a usual question amongst users that want to install one on their computer and that may have different answers depending on whom you ask: Kaspersky, Avast, McAfee, Norton, Panda.