Stata is a powerful statistical software that enables users to analyze, manage, and produce graphical visualizations of data. It is primarily used by researchers in the fields of economics, biomedicine, and political science to examine data patterns. It has both a command line and graphical user interface making the use of the software more intuitive. The name Stata is a syllabic abbreviation of the words statistics and data. Stata is a general-purpose statistical software package created in 1985 by StataCorp.

User interface

Stata has always emphasized a command-line interface, which facilitates replicable analyses. Starting with version 8.0, however, Stata has included a graphical user interface based on Qt framework which uses menus and dialog boxes to give access to nearly all built-in commands. 

Which is better; SPSS or Stata?

SPSS is the best statistics software that allow you to perform Simple Statistical comparison tests and the appropriate test. On the other hand, Stata allows the multi-level regression. This multi level regression is use for interval measured outcomes.

Is Stata better than R?

Stata is well-designed and it makes it easy to perform simple analyses but Stata becomes more cumbersome when you want to program a non-standard task. R on the other hand requires a lot of basic skills before you can do even the simplest analysis but comes into its own for more complex tasks.

#Source: https://www.stata.com/