Malwarebytes - Malwarebytes protects you against malware, ransomware, and other advanced online threats that have made antivirus obsolete and ineffective. Free Anti-Malware & Malware .
CCleaner - CCleaner cleans, speeds up and frees up space on business endpoints.
Kaspersky AntiVirus - Download the best FREE antivirus for Windows-based desktops, laptops, & tablets and get the core protection against viruses, spyware, phishing & dangerous websites.
Glary Utilities - The No. 1 Free, Powerful and All-in-one utility for cleaning your PC
AdwCleaner - AdwCleaner is a free removal tool for : Adware (ads softwares)
AVG PC TuneUp - Peak performance for your PC. Keeps it going for longer. - More Speed Turbo Mode