GNU PSPP vs StatsDirect
| GNU PSPP | StatsDirect | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | |
| Paid from | Free | Free |
| Platforms | Linux, macOS, Windows | macOS, Windows |
| Free plan | Yes | Yes |
| Deployment | desktop | desktop |
| Statistical tests | Yes | Yes |
| Regression models | Yes | Yes |
| Scripting support | Yes | Yes |
| Data import formats | PSPP system and portable files; Gnumeric; ODS; PostgreSQL; TXT/delimited text | Microsoft Excel (.xlsx, .xls), formatted or plain text, common spreadsheet data |
| Bayesian analysis | Yes |
Listed together in Best Statistical Analysis Software