The Cleaner is a free program (free for personal use, that is) for Windows that keeps your PC from being infected by all kinds of trojans, worms, keyloggers, spyware, adware, and other malicious software that could put the integrity of your system in jeopardy.
Once you've turned it on, it will scan your files one by one in search of suspicious files. And you can update the damaged software detection list using MooSoft's online database.
Thanks to The Cleaner, you'll be able to use your PC without having to worry about virus infections.
Free for personal use only.