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.
Malwarebytes - Malwarebytes protects you against malware, ransomware, and other advanced online threats that have made antivirus obsolete and ineffective. Free Anti-Malware & Malware .
SUPERAntiSpyware - Superantispyware protects you against malware, ransomware, and spyware. Get started today with free trial and remove Spyware, Rootkits, Spyware, Adware, Worms, Parasite!
AdwCleaner - AdwCleaner is a free removal tool for : Adware (ads softwares)
ComboFix - Combofix is a free anti-malware program developed by sUBs for Windows computers
Kaspersky System Checker - Check your PC for malware and software & hardware issues.