PS: Power and Sample Size Calculation
The 3.1.2 version of PS: Power and Sample Size Calculation is available as a free download on our website. The program's installer files are generally known as PS.exe or TSClient.exe etc. The following versions: 3.1, 3.0 and 2.1 are the most frequently downloaded ones by the program users.
This free program is an intellectual property of William D. Dupont and Walton D. Plummer, Jr. The program is sometimes distributed under different names, such as "PS - Power and Sample Size Calculation", "PS Power and Sample Size Calculation". PS: Power and Sample Size Calculation works fine with 32-bit versions of Windows XP/Vista/7/8/10. The software is included in Education Tools.
From the developer:
PS is a program for performing power and sample size calculations. It can be used for dichotomous, continuous, or survival response studies.
You may want to check out more software, such as RPM Power Analysis Software, Trade Size Calculator or Cosplay Size Calculator BETA, which might be related to PS: Power and Sample Size Calculation.