NCSS, PASS, and GESS

Use the buttons below to download free 7-day trial copies of PASS 2008, NCSS 2007, and/or GESS 2006.

PASS 2008 7-Day Free Trial
Power Analysis and Sample Size Software

Use the button below to download the most recent release of PASS 2008. In evaluation mode all features are enabled. The software works in trial mode for 7 days. This gives you a chance to give the program a try. In evaluation mode all features are enabled. After the trial period has passed, you can purchase a serial number that will unlock the program, and the trial version will become the professional release of the program. For more information, download a brochure about PASS.

PASS 2008 7-Day Free Trial File: PASS2008Setup.exe Size: 34.6 MB Most Recent Update: January 14, 2010

NCSS 2007 7-Day Free Trial
Statistical Data Analysis and Graphics Software

Use the button below to download the most recent release of NCSS 2007. The software works in trial mode for 7 days. In evaluation mode all features are enabled, except the spreadsheet is limited to 100 rows of data. This gives you a chance to give the program a try. After the trial period has passed, you can purchase a serial number that will unlock the program, and the trial version will become the professional release of the program. For more information, download a brochure about NCSS.

NCSS 2007 7-Day Free Trial* File: NCSS2007Setup.exe Size: 72.9 MB Most Recent Update: February 19, 2010 *You will be able choose whether or not to install GESS 2006 during the setup process.

GESS 2006 7-Day Free Trial (Includes NCSS 2007)
Gene Expression Statistical Software for Microarrays

Use the button below to download the most recent release of GESS 2006 (and NCSS 2007). The software works in trial mode for 7 days. In evaluation mode all features are enabled, except the spreadsheet is limited to 100 rows of data. This gives you a chance to give the program a try. After the trial period has passed, you can purchase a serial number that will unlock the program, and the trial version will become the professional release of the program. For more information, download a brochure about GESS.

GESS 2006 and NCSS 2007 7-Day Free Trial** File: NCSS2007Setup.exe Size: 72.9 MB Most Recent GESS Update Released: June 18, 2007 **NCSS 2007 must also be installed to use GESS. This setup file allows you to install both.

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