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GNU PSPP

Free#16 of 106 in Statistical Analysis Software

GNU PSPP: A free, SPSS-compatible desktop tool for repeatable statistical analysis. Ranked #16 of 106 in Statistical Analysis Software by our editors (7.9/10); pricing: Free plan; best for free SPSS-compatible desktop analysis.

7.9/10Editor score

Visit GNU PSPP

GNU PSPP7.9 Visit GNU PSPP

At a glance

Editor score
7.9 / 10
Pricing
Free plan
Best for
Free SPSS-compatible desktop analysis
Free plan
Yes
Paid from
Free
Deployment
Desktop
Facts checked
20 Sep 2026

Where it wins
- Free and open source with no license fees
- GUI and syntax workflows support repeatable analyses
- Supports SPSS, ODS, Gnumeric, PostgreSQL, and text data
Where it doesn't
- Desktop deployment is limited to Windows and Linux distributions
- Advanced workflows may require command-line syntax files
- Other operating systems may require building from source

Our verdict on GNU PSPP

GNU PSPP is free, open-source desktop software for analyzing sampled data. It is aimed at students, researchers, and analysts who need a graphical workspace for data entry, preparation, transformations, visualization, and statistical analysis without license fees. The interface supports descriptive statistics, frequencies, correlations, charts, t-tests, ANOVA, nonparametric tests, linear and logistic regression, factor analysis, reliability analysis, clustering, and ROC analysis. Its SPSS-compatible system and portable file handling also make it relevant for workflows built around those formats.

For repeatable analysis, PSPP combines its graphical user interface with a command-line interface and syntax files. That gives analysts a way to document and rerun procedures rather than relying only on point-and-click steps. The feature set covers common hypothesis testing and regression needs while extending into factor, reliability, cluster, and ROC analysis. Users working with external data can import from Gnumeric, OpenDocument Spreadsheet, PostgreSQL, and delimited text files. This makes PSPP a practical fit when the priority is a broad set of established statistical procedures with flexible data import.

The main trade-off is its desktop focus and platform scope: the documented distributions are for Windows and GNU/Linux, while other operating systems may require building from source. Analysts who prefer a graphical workflow can work through the interface, but repeatable or more structured projects may involve syntax files and command-line use. Choose GNU PSPP for free SPSS-compatible analysis across common statistical tests, regression, data preparation, and supported file formats. Consider an alternative if your work depends on a different operating system or a deployment model beyond desktop software.

Your product? Our editors can test GNU PSPP in depth and publish a review, labelled as paid · from $149/mo →

GNU PSPP pricing

Plans Free planFree Free to use — no paid tier required for the core job.

See plans on gnu.org

GNU PSPP fact sheet

Free plan	Yes
Paid from	Free
Deployment	Desktop
Statistical tests	Yes
Regression models	Yes
Scripting support	Yes
Bayesian analysis	Not verified
Data import formats	PSPP system and portable files; Gnumeric; ODS; PostgreSQL; TXT/delimited text
Deployment	Desktop
Platforms	Windows, Linux
Support	Community, Docs
Built for	Solo, Small business, Mid-market (editorial estimate)
Integrations	3 integrations: PostgreSQL, Gnumeric, OpenDocument Spreadsheet
Pricing	Free plan
Website	gnu.org
Facts checked	20 Sep 2026

GNU PSPP integrations

GNU PSPP lists 3 integrations on its own site.

PostgreSQL
Gnumeric
OpenDocument Spreadsheet

Alternatives to GNU PSPP

See all GNU PSPP alternatives →

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Featured on iTechGuides

GNU PSPP is listed in our Statistical Analysis Software directory. Add the badge to your site — it links back to this page.

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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Last updated 7 Oct 2026 · How we research and update