A free version of Mathematica 13.3.1 can be found on our website. The built-in antivirus system indicates that the software is virus free. It is included in Lifestyle, according to its main functionality. Please note that Mathematica is developed by Wolfram Research, Inc. The most widespread installation file name of this tool is Mathematica.exe. This program is often titled as "Mathematica - Trial Version". The most popular versions of the program that our community members download are 11.3 and 7.0.