SubRosaSoft DiskGuardian is a collection of tools and helpers that help guard the data on your disks. Integrating SMART monitoring, HFS+ journaling, volume repair, surface scanning, hardware integrity checking, benchtesting, backup/restore, and online reporting it not only diagnoses and repairs disks, but it can predict many problems long before they occur.
RequirementsMac OS X 10.2 or later
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