There was a download of Rtools 4.0.0.28 on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The actual developer of the free software is The R Foundation.
We cannot guarantee that the program is safe to download as it will be downloaded from the developer's website. Before launching the program, check it with any free antivirus software.
The most frequent installer filenames for the program include: McDonalds.RTools.Offline.exe, msys2.exe, OTMClient.exe, OTMLancher.exe and R_Tools.exe etc. The latest version of the software can be installed on PCs running Windows XP/XP Professional/Vista/7/8/10/11, both 32 and 64-bit. The software is categorized as Development Tools. The most popular versions among Rtools users are 3.5, 3.3 and 3.2.
From the developer:
R is ‘GNU S’, a freely available language and environment for statistical computing and graphics which provides a wide variety of statistical and graphical techniques: linear and nonlinear modelling, statistical tests, time series analysis, classification, clustering, etc.
You may want to check out more software, such as Hex Workshop, Adobe ExtendScript Toolkit or Lazarus, which might be related to Rtools.