GSmartControl
Open Source
GSmartControl is a graphical user interface for smartctl (from smartmontools package), which is a tool for querying and controlling SMART.
smartmontools
Open Source
Smartmontools (S.M.A.R.T. Monitoring Tools) is a set of utility programs (smartctl and smartd) to control and monitor computer storage systems using the Self-…
Hard Disk Sentinel
Commercial
Hard Disk Sentinel monitors and tests the health of your computer's hard disks.
Compare CrystalDiskInfo with alternatives
Compare GSmartControl and CrystalDiskInfo and decide which is most suitable for you.
Compare Hard Disk Sentinel and CrystalDiskInfo and decide which is most suitable for you.
Compare smartmontools and CrystalDiskInfo and decide which is most suitable for you.