Side by side
SigmaStat vs XLfit
Both stand on statistical analysis software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free trial Windows
SigmaStat combines broad statistical methods with guided test selection, scripting, extensive imports, and report exports. Check the Windows desktop requirement and paid licensing before choosing it.
Visit SigmaStat Free trial Windows
XLfit combines extensive curve-fitting options with Excel-based analysis and chart editing. Its paid, Windows-only delivery and per-PC academic licensing are important purchasing considerations.
Visit XLfitThe facts
| SigmaStat | XLfit | |
|---|---|---|
| Free plan | A free trial | A free trial |
| Open source | Not published | Not published |
| Runs on | Windows | Windows |
| Lowest paid plan | Free or on request | E-learning: $75, paid once |
| Plans published | 2 | 3 |
| Maker | Not published | Not published |
| Website | grafiti.com | idbs.com |
| On statistical analysis software | #92 of 106 | #96 of 106 |
SigmaStat: what it does well
- More than 140 statistical methods listed
- Imports many spreadsheet, statistics, and database formats
- Includes statistical advisor wizard
- Supports 2D and 3D graphs
- ARAI works offline on the user's computer
What to know first
- Windows availability is listed; Mac version is coming soon
- No free plan
- Paid software after the 30-day trial
XLfit: what it does well
- Over 70 built-in curve-fitting models
- Unlimited custom models can be added
- Interactive 2D and 3D charting
- Statistical tests and regression models
- Editable Office chart exports
What to know first
- No free plan
- Windows desktop and Excel dependent
- Academic license requires each PC separately
- Commercial license costs $900 a month
Alternatives to SigmaStat Alternatives to XLfit The whole list