Don’t believe everything you read online—Mac computers can get viruses. Sure, there might be a lower level of risk than on a Windows machine, but the threat is unquestionably large enough to require a high-quality antivirus app. Several free antivirus apps exist, but if you want to make sure you have the best level of protection available, you need a paid app. Here are the best paid antivirus apps for macOS in 2020. 1.