disk health monitoring
CrystalDiskInfo monitors HDD/SSD health status and temperature, and does all the usual monitoring/graphing of S.M.A.R.T. information. It also tells you how many times the hard disk has been turned on and how many hours it's been on for.
CrystalDiskInfo Portable works best with the PortableApps.com Platform
CrystalDiskInfo is a HDD/SSD utility which supports S.M.A.R.T. It supports a part of external USB disks, monitoring health status and temperature, graph of S.M.A.R.T. information, control AAM/APM settings and more.