MX One Antivirus 4 is the latest 2011 free antivirus applications that can be used on FlashDisk and is designed to protect removable storage devices like USB sticks (also known as pendrives), iPod, mp3, mp4, memoirs M2, SD, and microSD. MX One Antivirus can remove viruses, Trojans, Worms, Spyware (Spyware), Hacking Tools (Hacktools), Software Risk (Riskware). MX One is also compatible with other antivirus such as: Nod32, Kaspersky, BitDefender. AVG, Norton, Panda, AVG, Avast, Avira Antivir, and others. With the use of the System "CHECK and Destroy" MX One can detect and remove all unknown viruses that try to infect your device when connected to a PC is infected.