Think about how compatible the program is with the operating system on your computer, and how much resources it uses. You don't need to pick an application that slows your PC down or cause it to crash when you run the software.

The best antivirus scanners protect you from other threats like rootkits and ransomware. Some are capable of detecting spyware also which is often an neglected malware type. Certain softwares have additional features, such as parental controls and junk cleaners, that can protect your family from dangers online.

Viruses, the most common type of malware, can destroy data, steal personal information and spread to other computers. While they aren't as harmful as Trojans or worms, they can still cause serious damage to your computer. Trojans are malicious programs that appear to be legitimate, but could steal your personal information or spy on you browsing activities.

Avira Premium Security for Mac offers a solid protection against malware and viruses. Its firewall software, download security, backup tools, parental controls and parental control are all top of the line. It also has a very sleek interface, and the antivirus won't slow down your computer or slow down your system when it runs its scans.

Norton 360 is a great alternative to shield your devices from malware and other threats. Its artificial intelligence engine can identify new threats as they emerge and offers excellent parental controls and a decent VPN that can be used on multiple devices. It has one the top malware detection rates as well as a lengthy trial offer for a free trial.