Free HDAT2 Alternatives
HDAT2 is described as 'is program for test or diagnostics of ATA/ATAPI/SATA, SSD and SCSI/USB devices'. There are more than 10 alternatives to HDAT2 for various platforms. The best alternative is CrystalDiskInfo, which is both free and Open Source. Other great apps like HDAT2 are HD Tune (Freemium), Victoria (Free), HDDScan (Free) and HDD Low Level Format Tool (Free Personal).
- MHDD is the most popular freeware program for low-level HDD diagnostics. View 22 alternatives to MHDD
Last version 4.6 was released in 2005. See http://hddguru.com/software/2005.10.02-MHDD/mhdd_changelog.en.html