Hard drive repair software works for logical disk recovery only. Hard drive repair software does not with physical problems though. Things like defragmenting or running chkdsk can damage a physically damaged drive. The ONLY option when your drive fails is to call TechRx, Inc. Hard drive repair software is useful for fixing problems that are logical. An example of hard drive repair software would be useful to resolve missing partitions, or find deleted files.
Hard drive software makes a difference only when the hard drive is in good condition.