QualStat 6.0 was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. QualStat.exe is the default file name to indicate the QualStat installer. This program was originally developed by InControl Technologies, Inc. We recommend checking the downloaded files with any free antivirus. The most popular versions among QualStat users are 6.0 and 4.0. The program relates to Business Tools.
From the developer:
QualStat is a statistical data analysis tool. It is the first statistical software package designed for multivariate data analysis. It can be used by engineers, researchers, quality control professionals and statisticians to provide information about the data from their processes.
You may want to check out more software, such as Symantec Backup Exec License Assessment Tool, Self-Storage Pro or Salon Calendar for Workgroup, which might be similar to QualStat.