My Shiny App is in the following link: https://illyabjazevic.shinyapps.io/PLOTLYshinyAPP/.
This Shiny App uses Plotly. Plotly is a library that works with several programming languages, among them R. Any Shiny App produces HTML. This one has a particular HTML. If you go the Plots, the plots are interactive because of Plotly. To use those features, you need to go to the top of the plots and use the different options that Plotly offers.
In the next slide you will find the most important details of my Shiny App, of course, you can always go to the link and explore by yourself!