G*Power logo


Key Details of G*Power

  • G*Power supports various statistical tests, including those from the F, t, chi-square, and z test families.
  • It covers correlation, regression, means, proportion, variances, and other tests with five different types of power analysis.
  • The program offers a user-friendly interface with intuitive drop-down menus for test selection and parameter adjustment.
  • It supports both distribution-based and design-based input modes, catering to various statistical analysis preferences.
  • I
  • deal for those requiring quick and accurate calculations with the added benefit of graphical representation.

Developer's Description

G*Power is a tool to compute statistical power analyses for many different t tests, F tests, ?2 tests, z tests and some exact tests. G*Power can also be used to compute effect sizes and to display graphically the results of power analyses.

Full Specifications

What's new in version

Changed the behavior of the "X-Y plot for a range of values" which allowed plotting graphs after changing input parameters in the main window without hitting the "Calculate" button which, however, is required to update the "X-Y plot for a range of values" with the new input parameters from the main dialog.


Release April 8, 2020
Date Added April 8, 2020

Operating Systems

Operating Systems Windows 10, Windows 8, Windows Vista, Windows 11, Windows, Windows 7, Windows XP
Additional Requirements None


Total Downloads 209,391
Downloads Last Week 929
Report Software

Related Software

ACD/ChemSketch Freeware logo

ACD/ChemSketch Freeware

ACD/ChemSketch Freeware
Google Earth Pro logo

Google Earth Pro

Google Earth Pro
Surgeon Simulator 2013 logo

Surgeon Simulator 2013

Surgeon Simulator 2013
HiView logo


Promo image for CNET Shopping

Get the best price on everything

Shop your favorite products and we’ll find the best deal with a single click. Designed to make shopping easier.