One reason is that Apple computers are designed with robust security measures and few exploitable flaws. Does Mac need antivirus?įor decades, Macs have had a stellar security reputation. If your Mac cannot run El Capitan, consider ProtectWorks AntiVirus, which is supported in version 10.6 and later on (Snow Leopard). This free antivirus program is compatible with most macOS devices Avast supports 10.11 back macOS versions (El Capitan). On macOS, Avast Premium Security adds ransomware protection and real-time notification when new devices connect to your network. Besides protecting your Mac from ransomware, it preserves your privacy online and keeps your devices secure and functioning like new. Avast Mac Security is an extraordinarily safe and effective antivirus program as it will protect your desktop from all forms of online threats such as ransomware, viruses, and other malware.