SMART Defender is an easy to use Windows program that monitors SMART capable IDE and SCSI hard disk drives. The program reduces the risk of system down time by assessing the reliability and predicting hard disk drive failures. SMART Defender is a replacement for EZSMART. Download Smartdefender 1.00.24 The Drive Fitness Test (DFT) provides a quick and reliable method to test IBM SCSI and IDE hard disk drives. The Drive Fitness Test only performs read tests and does not overwrite customer data. Download DFT 2.30 Windows version or Download DFT 2.30 Linux version.