Malwarebytes - Malwarebytes protects you against malware, ransomware, and other advanced online threats that have made antivirus obsolete and ineffective. Free Anti-Malware & Malware .
Mac Internet Security X9 - Intego is the industry leader for Mac antivirus, security, utility and parental controls. Products include: VirusBarrier, Mac Internet Security, Mac Premium Bundle and Family Protector.
Avira - Cloud based email security solution
CleanMyMac X - Clean, protect and speed up your Mac
Ad-Aware Free Antivirus+ - Ad-Aware Free Antivirus+ is a world’s most leading security solution that gives you comprehensive malware protection with real-time monitoring, threats alerts and automatic updates you can rest easy knowing that you are protected.
Sophos Home - Business-grade cybersecurity for home users