Freedom251 › Statistical Analysis Software
RATS
by RATS
What RATS is
RATS is desktop statistical software from RATS, headquartered in Evanston, Illinois, USA. It runs on Windows, macOS, and Linux and provides statistical tests, regression models, scripting support, and Bayesian analysis. Data can be imported from Excel, text, Stata, EViews, Matlab, Haver, SQL/ODBC, FRED, CRSP, and FAME. RATS is paid software with a listed starting price of $300 and a 21-day trial; there is no free plan. Licensing varies by operating system, source-code access, academic status, professional features, and user count. WinRATS and MacRATS each cost $500 a month, while professional Windows and Macintosh editions cost $650 a month. Linux and UNIX options include executable-only, source-code, academic, and professional configurations. Multi-user licenses are listed at $2,000 a month for academic use and $3,000 a month for government or non-profit use.
Who it suits
RATS suits analysts who need installed statistical tools on Windows, macOS, or Linux. Its import formats and license options support individual, academic, professional, and multi-user deployments.
What it does well
- Runs on Windows, macOS, and Linux
- Includes statistical tests and regression models
- Supports scripting and Bayesian analysis
- Imports many listed data formats
- 21-day trial available
What to know first
- No free plan
- Pricing varies across many license types
- Some plans are executable-only
- Multi-user plans have high listed monthly prices
Plans
| Plan | Billed and limits | Price |
|---|---|---|
| Standard Linux executable-only Zone B academic | Zone B academic price · Linux executable only | $300 a month |
| Standard Linux executable-only | Linux executable only | $500 a month |
| Standard UNIX/Linux with source code | UNIX/Linux systems · Source code included | $600 a month |
| Professional UNIX/Linux Zone B academic | Zone B academic price · UNIX/Linux systems | $450 a month |
| WinRATS | Windows | $500 a month |
| MacRATS | Macintosh | $500 a month |
| WinRATS Professional | Windows · Professional features | $650 a month |
| MacRATS Professional | Macintosh · Professional features | $650 a month |
The first 8 of 12 plans, as estima.com lists them, read 20 Sept 2026. The maker's own page has the final word. Every plan
Verdict
RATS offers broad statistical capabilities, scripting, Bayesian analysis, and numerous data-import routes in a desktop package. Its trial allows evaluation, but buyers must match operating system, source-code, user-count, and usage requirements to the applicable paid license.
Facts from RATS's own pages
- Bayesian analysis
- Yes · estima.com, 20 Sept 2026
- Data import formats
- Excel, text, Stata, EViews, Matlab, Haver, SQL/ODBC, FRED, CRSP, FAME · estima.com, 20 Sept 2026
- Deployment
- desktop · estima.com, 20 Sept 2026
- Free plan
- No · estima.com, 20 Sept 2026
- Headquarters
- Evanston, Illinois, USA · estima.com, 28 Sept 2026
- Regression models
- Yes · estima.com, 20 Sept 2026
- Scripting support
- Yes · estima.com, 20 Sept 2026
- Statistical tests
- Yes · estima.com, 20 Sept 2026
Where RATS stands on Freedom251
- Statistical Analysis Software#95 of 107