HDD Observer is one of the smartest monitoring and repairing tool for your hard drives.HDD Observer can detect a lot of hard drives troubles and give a solution for them: Monitor hard drives health, performance and temperature; Monitor hard drives activity and show it in a system tray icon; Check file system fragmentation and registry fragmentation; Defragment file system and registry; Automatically and real-time find and remove un-needed files and registry values; Windows XP/2003/Vista compatible; Low memory usage. HDD Observer is not only a high technologic product--it is one of the most intelligent soft for hard drives monitoring. And this is because it has some unique technologies implemented by us especially for this program. One of them is SmartBehavior--it changes HDD Observer's behavior, transforming it into a very interesting and powerful program.