Malwarebytes - Malwarebytes protects you against malware, ransomware, and other advanced online threats that have made antivirus obsolete and ineffective. Free Anti-Malware & Malware .

NoDistribute - NoDistribute is an online tool that lets you scan files for viruses without any result distribution.

Avira - Cloud based email security solution

ComboFix - Combofix is a free anti-malware program developed by sUBs for Windows computers

Microsoft Security Essentials - Microsoft Security Essentials is Microsoft's own foray into the world of virus protection.

HitmanPro - HitmanPro is an on-demand malware scanner and removal tool.