HD Tune is described as «hard disk / SSD utility with many functions. It can be used to measure the drive»s performance, scan for errors, check the health status (S.M.A.R.T.), securely erase all data and more!» and is a very popular hard disk diagnostic tool in the os & utilities category. There are more than 50 alternatives to HD Tune for a variety of platforms, including Windows, Linux, Mac, BSD and PortableApps.com. The best alternative is CrystalDiskInfo, which is both free and Open Source. Other great apps like HD Tune are CrystalDiskMark, GSmartControl, Hard Disk Sentinel and UserBenchMark.HD Tune alternatives are mainly Hard Disk Diagnostic Tools but may also be Benchmark Tools or Hard Disk Benchmark Tools. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of HD Tune.