Prevx CSI - FREE Malware Scanner - Version 1.0 Prevx CSI - FREE Malware Scanner – fast effective scanning and real-time checking against the most comprehensive malware database in the world. Prevx CSI is click-and-go and requires no installation or reboot, which makes it quick and easy to use. Its small size allows you to take it anywhere, use it as many times as you like and even copy or send it to your friends.Prevx CSI allows you to benefit from the knowledge gained from the entire Prevx community.- Totally Free- Instantly scans for all forms of malware to let you know if you're infected- No Install required- Runs completely independently and as many times as you like!- Always up-to-date - checks with the up-to-the-second Prevx community database for the very latest threats