
Current Version
If you own a
Registered product purchased
less than one year ago and you do not have the current version
please email Upgrades@SigmaXL.com with your serial number and order
number to receive a free upgrade. Please note that Registration is
required to receive upgrades and support.
NOTE: We no longer support Version 4 or 5.0. We encourage all
eligible users to upgrade to Version 6.11.
The Current Version of SigmaXL is 6.11, released on May 1st, 2011
View new features included in 6.1 here.
For Known Issues in 6.1 please visit our Help Desk.
For a link to the current version email Support@SigmaXL.com.

Our CTO and Co-Founder, John Noguera, regularly hosts free Web Demos which cover a variety of Six Sigma topics. Click here to view our past Web Demos!