Avast Cleanup - Next generation tuneup and cleanup for your PC

IObit AMC Security - AMC Security is a security and optimization app from IObit.

CleanMyMac X - Clean, protect and speed up your Mac

AVG AntiVirus - AVG AntiVirus has been protecting the computer systems of more than 200 million individuals since it was introduced.

WinExt Free - Powerful Win utilities: fix registry issues, clean system junk, protect privacy, optimize system, find duplicates, show larger resources, see more info of recently accessed resources, monitor activity, make batch operations, synchronize resources.

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