This article provides a clear and detailed explanation of how to use Shiny, an R package, to create interactive web applications and data visualizations. Brayar Christian Lopez Catunta does an excellent job of highlighting Shiny's key features, such as its ability to integrate data analysis and visualization into a dynamic web interface, making it easy to create interactive tools without advanced web development knowledge. Additionally, the practical example based on U.S. arrest data effectively demonstrates how to apply Shiny in a real-world context, emphasizing both its advantages and potential limitations.