1-Amiti Free Antivirus

Amiti free Antivirus is a program that supports scanning and has 4 different types of scans, including the one that can currently check for viruses that are currently running in memory. There is a tool included that can be used to quickly clean up all files to free up disk space. There aren’t many settings or options, but it monitors scan files automatically and supports updates to its database. Amiti Antivirus also provides constant antivirus protection, called resident protection, for free. It works with Windows 10, 8, 7, Vista and XP.

2-Comodo Free Antivirus

This antivirus is from Comodo security solutions and is another excellent program, easily one of the best antivirus options. This antivirus protects you from so many threat services, as do many of them on this list. Comodo Antivirus also uses some other technologies to make the process silent but effective. Comodo Antivirus works with Windows 10, 7, 8, Vista and XP.

3-Free Antivirus FortiClient

It is an antivirus, firewall, parental control, optimization, a program powerful enough for a company to use. Also known as a “threat management” tool. FortiClient is very easy to set up, automatically updates your virus definition files, performs a full system scan once a week, all so you never have to worry about it. Manage all clients from a single console. FortiClient is compatible with Windows XP and newer Windows operating system including Windows 10, 8, 7, Vista and can also run Mac OS X.

4-Antivirus without threats

UnThreat AntiVirus offers protection against standard malware, including email threats. UnThreat did not attempt to install additional software during the installation process, nor did it change any browser settings. UnThreat AntiVirus provides constant protection, also called on-access or resident protection. This totally means that UnThreat Antivirus can replace antivirus software from companies like McAfee and Norton. The advantages of UnThreat AntiVirus include its automatic updates, fast download and installation, email protection, scheduled scans. UnThreat is officially compatible with these operating systems: Windows 8, 7, Vista and XP, and may work on others as well.

With so many of the best antivirus available, you have no excuse for going without protection, and you’d be forgiven if you think this is all you need. After all, Windows Security Essentials/Defender is just about the easiest antivirus app to use and manage, and it’s mostly invisible in the way it works.