Virtual Reality(VR):

The definition of virtual reality comes, naturally, from the definitions for both ‘virtual’ and ‘reality’. The definition of ‘virtual’ is near and reality is what we experience as human beings. So the term ‘virtual reality’ basically means ‘near-reality’. This could, of course, mean anything but it usually refers to a specific type of reality emulation.
So, in summary, virtual reality entails presenting our senses with a computer generated virtual environment that we can explore in some fashion.

BUG Phobia:
In this app Bug Phobia means, Entomophobia (also known as insectophobia) is a specific phobia characterized by an excessive or unrealistic fear of one or more classes of insect, and classified as a phobia by the DSM-5.[1] More specific cases included apiphobia (fear of bees), myrmecophobia (fear of ants), and lepidopterophobia (fear of moths and butterflies). One book claims 6% of all US inhabitants have this phobia.

By playing this app, not only one can get entertainment but also it will help get recover from phobia of bugs. And this is the main target of this app to help those people who have phobia of bugs.