So what would be the main reason for using remote access software? First, it would be to access the software installed on another computer. But with software like TeamViewer, setting up remote access between computers is pretty straightforward. It used to be pretty technically involved to set up remote connections between two computers. Remotely accessing a computer is pretty commonplace nowadays. Do you have two personal computers and would like to remotely access one from the other? Looking for an effortless way to do it? You can do just that for free with the personal version of TeamViewer.