Free HDD Diagnostic Tool for Windows

HDDScan is a freeware utility for hard drive diagnostics (RAID arrays, Flash USB and SSD drives are also supported). The program can test storage device for errors (Bad-blocks and bad sectors), show S.M.A.R.T. attributes and change some HDD parameters such as AAM, APM.

Supported storage devices:

• IDE (ATA) and SATA HDD.
• SCSI (SAS) HDD.
• External USB drives and all major USB boxes (see Appendix A).
• FireWire or IEEE 1394 HDD (see Appendix A).
• RAID volumes made of ATA (IDE) / SATA / SCSI HDDs (surface tests only).
• USB Flash (pen drives) – surface tests only.
• SATA / ATA SSD – solid state drives

Download HDDScan-3.3.zip