Download PSPP 1.6.0-1 (Mac) – Download Free

polystyrene is a powerful and versatile utility designed as a free alternative to proprietary programs SPSS Therefore, it provides many tools and functions that can help you perform statistical analysis on sampled data.

An open source IBM SPSS alternative for macOS

First, if you downloaded a precompiled binary, since the app package is not signed with an Apple Developer ID, you will have to control or right-click the app’s icon in the Finder from the top of the context menu that appears. Then, click Open in the dialog, and if prompted, enter an administrator name and password.

However, if you decide to download the source package, you should know that you need Xcode and various APIs and libraries installed on your Mac in order to successfully compile and run PSPP in a terminal window. While the installation process can be difficult, if your job requires using an app like this, the effort is worth the effort.

As expected, PSPP is very similar to IBM SPSS in terms of behavior and user experience. In addition, SPSS system and grammar files can be easily used in PSPP with little modification, which allows PSPP to generate similar results.

Command line or GUI based interface

By using PSPP in a terminal window, you can avoid the numerous windows, menus, and dialog boxes on your Mac desktop. Users familiar with PSPP syntax will have no problem using the application in this mode.

The main advantage that PSPP provides is its ability to handle large amounts of data, even if the data provided is larger than the Mac’s virtual memory.

With PSPP, you can perform descriptive statistics, T-tests, ANOVA, linear and logistic regression, factor analysis, cluster analysis, and nonparametric tests. PSPP’s backend architecture enables it to handle over 1 billion cases and 1 billion variables.

Powerful and full-featured statistical analysis tool for large datasets

Additionally, PSPP can export data to text, postscript, opendocument, HTML and PDF formats. PSPP is also able to exchange and use information with LibreOffice, OpenOffice and other free applications. Additionally, you can import data from a variety of database sources, text files, and spreadsheets.

If you are a social scientist, statistician or student and need a convenient and simple way to analyze sampled data, PSPP is the application you are looking for.

We also made a simple tutorial How to Install PSPP on Mac from the source.