Drive Genius!

TestDisk is a powerful free data recovery software! It was primarily designed to help recover lost partitions and/or make non-booting disks bootable again when these symptoms are caused by faulty software, certain types of viruses or human error (such as accidentally deleting a Partition Table). Partition table recovery using TestDisk is really easy.

DiskWarrior is the safest, most technologically advanced, most powerful utility to eliminate directory damage and recover your files, folders and documents. DiskWarrior is so advanced it can even recover your data from a failing hard drive. Yet all that power is hidden behind one button.

Techtool Pro is a robust hardware diagnostic tool available for Macintosh.

DriveDx is advanced drive health diagnostic and monitoring utility. Unlike most drive utilities, DriveDx does not only monitor the drive’s built-in S.M.A.R.T. status, but also analyzes the changes of all drive health indicators that are closely related to HDD or SSD failures (like the pending bad sectors, reallocated bad sectors, uncorrectable bad sectors, SSD wear out / endurance, and more) and alerts the user immediately if anything goes wrong. Our drive health diagnostics algorithms are based on the recent researches in this field. The application provides access to all sufficient drive diagnostic data to satisfy any system administrator. DriveDx is the first utility of its kind to have a real user-friendly Mac-style interface. »

Over time, the operating system itself ends up scattered all over your disk.

This is a Windows version of the Data LifeGuard Diagnostics. It will test WD internal and external drives. In additional, it can provide you with the model and serial of WD drives attached to the system.

File Recovery and Repair software for data loss, data recovery, file repair and disk diagnostics. EasyRecovery repairs and restores lost data.