CheckDisk!

HD Tune is a Hard Disk utility which has the following functions:-Benchmark: measures the performance,-Info: shows detailed information,-Health: checks the health status by using SMART,-Error Scan: scans the surface for errors,-Temperature display,HD Tune may also work with other storage devices such as memory cards, USB sticks, iPods, etc.

A command line tool to check for errors on and repair ntfs filesystems.

Macrorit Disk Scanner it a free and smart disk scanner software which could help you quickly test, scan disk and mark the lactation of bad sectors.

A GUI front end to Microsoft's command line Check Disk program. The GUI passes the settings selected within the GUI and then launches the command line disk checker in the normal way, using the correct switches. Chkdsk-GUI is a PE Builder v3 plugin.

Stellar Volume Repair (also Optimizer) repair corrupt Macintosh HD and other partitions formatted with HFS and FAT file systems. It support extends to Yosemite, Mavericks, Mountain Lion, Lion and Snow Leopard. The software repairs Invalid B tree node and related cryptic errors that damages the disk drive. The software also repairs logically corrupt Solid State Drives. User can download and run to fix Incorrect Permissions, Volume Errors, Rebuild Corrupt Directory, Create Boot DVD to repair startup drive. Stellar Volume Repair a.k.a Stellar Volume Optimizer also enables Journaling of file system. »

ScanDisk is a utility in MS-DOS and Microsoft Windows systems which checks and repairs file systems and bad clusters on the hard drive. It was introduced in MS-DOS version 6.2. Previous versions of MS-DOS supplied only the simpler, purely text-based program chkdsk .