Malwarebytes - Malwarebytes protects you against malware, ransomware, and other advanced online threats that have made antivirus obsolete and ineffective. Free Anti-Malware & Malware .
AdwCleaner - AdwCleaner is a free removal tool for : Adware (ads softwares)
Spybot - Search & Destroy - Spybot Search & Destroy is an anti-malware, adware and antivirus program for safe removal of the threats from the PC and browser.
HijackThis - HijackThis is a malware detection and removal tool that's ideal for users who demand more granular control over every aspect of their computer's performance.
ComboFix - Combofix is a free anti-malware program developed by sUBs for Windows computers
Emsisoft Anti-Malware - Emsisoft Anti-Malware for best real-time protection against ransomware and other malware with dual scanner, behaviour blocker and more advanced features.