I think this is a very basic and simple thought of mine regarding R.
Q: What is R software? A: R is a powerful data management tool for every computer-using people. Its IDE, Rstudio with markdown support is an innovative form of Microsoft Excel (package tidyr, dplyr, etc), Word (package rmarkdown) or Publisher (package bookdown). This answer is based on my personal using experience of R and there are hundreds of possible answers as the question itself is quite general.