Since 1999, Statistical Design Institute has been working with companies to enhance their product development processes.

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SDI Tools - Apogee and Triptych


SDI has created Excel™-based software for System Engineering and Design for Six Sigma.

Statistical Design Institute, LLC (SDI), works with companies to implement, deploy, and reap the benefits of our Enhanced Product Development method and tools.


SDI Tools installers v4.13.1.1 is now available. Download now
SDI Tools installers v4.12.2 and earlier will no longer support license activation or deactivation. Please download and install the latest version to enable license management functions. Download now

SDI Tools is available