Fitspy vs gretl
| Fitspy | gretl | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | No | No |
| Paid from | — | Free |
| Open source | No | No |
| Platforms | — | Linux, macOS, Windows |
| Free plan | Yes | Yes |
| Deployment | desktop | desktop |
| Scripting support | Yes | Yes |
| Data import formats | .txt; .dm3; .dm4; .emd; .hspy; .nxs; .h5; .h4; .hdf; NXCanSAS | XML, CSV, Excel, Gnumeric, OpenDocument, Stata, SPSS, EViews, JMulTi, RATS 4 and PC-Give |
| Statistical tests | — | Yes |
| Regression models | — | Yes |
| Bayesian analysis | — | Yes |
Both are listed in Best Statistical Analysis Software. On The Geeks Club, gretl scores higher on our published basis.