Free 7 Day Trial

Thank you for your interest in PASS13, the leading Power Analysis and Sample Size software tool for clinical trial planning, research studies, grant proposals, pharmaceutical research and FDA trial approval.

Please complete this simple form to download PASS13 sample size software. We’ll send you an email with a license key to activate your free 7-day PASS13 trial.

“The utility, precision, documentation, output and ease-of-use of your products are the best in the business. Thank you!”

—Tim Gohmann, Ph.D

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By using the free trial software, you agree to use it for evaluation purposes only. It is not to be used for actual research, study planning, or otherwise, whether academic, commercial, government or education.

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