DFSS XL Software for Microsoft Excel

DFSS XL has been replaced by Quantum XL. All licensed users who have purchase a license to DFSS XL can obtain a free upgrade to Quantum XL by visiting the Quantum XL Update Page.

Get more information about Quantum XL.

DFSS XL software is an Excel add-In which facilitates Design for Six Sigma initiatives. Features include Monte Carlo simulation, Design Scorecards, Tolerance Allocation tables, Parameter Design for factor optimization, and much more.

"Trade Up" from DFSS Master $129

Want to see how DFSS XL can help you with Design for Six Sigma? Download the free demo and take a test drive today.

DFSS XL offers tools for Monte Carlo simulation, Robust Design, and Tolerance Allocation. For more information click here.

DFSS XL 2007 is compatible with Excel versions 2000, 2002, 2003, 2007 and 2010 32-bit. See the full system requirements here.

Answers to your most commonly asked questions.

DFSS XL is used in a wide variety of settings. View a list of companies, organizations, and universities who use our software.

Learn what has changed in the 2007 release.

DFSS XL integrates into Microsoft Excel 2000 or later.

Every chart and statistic that DFSS XL
creates is in a normal Excel workbook. You can share your results with anyone who has Excel.