| Price from | Free | — |
| Free plan | Yes | — |
| Free trial | — | Yes |
| Open source | — | — |
| Windows | Yes | Yes |
| macOS | Yes | — |
| Linux | Yes | — |
| API | — | Yes |
| Self-hosted | — | Yes |
| Plans published | 1 | 13 |
| Spec score · Statistical Analysis Software | 8.4 (#21) | 8.6 (#11) |
| Data import formats | ASCII text (space-, comma-, or tab-delimited); limited Fortran unformatted binary; Excel workbooks via READ EXCEL | Excel spreadsheets/workbooks |
| Deployment | desktop | desktop |
| Free plan | Yes | No |
| Headquarters | Gaithersburg, Maryland, United States | Chicago, Illinois, United States |
| Integrations | Dataplot can generate PostScript graphics and offers an option to convert PostScript plots to PDF. | NumXL integrates with Microsoft Excel as an add-in, and its SDK is available as a NuGet package. |
| Regression models | Yes | Yes |
| Scripting support | Yes | Yes |
| Statistical tests | Yes | Yes |
| Support | NIST says support is not guaranteed, is provided when staff time allows, and prioritizes NIST staff; a Dataplot mailing list is available. | Plans include support and updates, and the maker offers tutorials, documentation, and in-house support by email or phone. |