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SigmaXL Support Policy

Upgrades are released when new functionality or enhancements are added and are provided to users with perpetual licenses free of charge for one year after the initial purchase date.

Optional maintenance renewals may be purchased prior to the expiry of the first year for $59.80 for one license of SigmaXL, $199.00 for one license of DiscoverSim or 20% of the listed retail price for a multiple license purchase.  Maintenance renewals entitle our customers to continued upgrades and technical support. Maintenance for perpetual educational licenses is $59.80 per license of SigmaXL and $160.00 per license of DiscoverSim. Users without a valid maintenance plan may purchase upgrades for $149.50 per license of SigmaXL or $497.50 per license of DiscoverSim.

Technical Support
FAQs and solutions to common error messages can be found on our Help Desk.

We also provide technical support via phone at 1-888-SigmaXL (744-6295) and email at from 8:30 am to 5:00 pm ET Monday through Friday, excluding CDN statutory holidays. Live help is available on our website during the same hours. Our Live Help availability is always indicated on the top right hand corner of our site.

Support is provided free of charge to those with a valid maintenance plan. Licenses not covered by a valid maintenance plan are not entitled to priority support. Users will receive a response to their request within 7 to 10 business days. 

Replacement Policy
SigmaXL and DiscoverSim are available by electronic download here.

End User License Agreement
View a copy of SigmaXL's EULA
View a copy of DiscoverSim's EULA



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Web Demos

Our CTO and Co-Founder, John Noguera, regularly hosts free Web Demos featuring SigmaXL and DiscoverSim
Click here to view some now!

Contact Us

Phone: 1.888.SigmaXL (744.6295)