Project is no longer active but still usable. I've made similar shiny app, it is faster and focused on hierarchical / dimensional data. It is available in dwtools package.
shinyBI is R package which delivers simple Business Intelligence platform as
User can load own dataset, perform pivot process utilizing the performance of
data.table, plot a chart on pivot results utilizing interactivity of
Current version: 0.3 (NEWS)
library(devtools) install_github("rCharts", "ramnathv") # not yet on CRAN install_github("data.table", "Rdatatable") # v1.9.3 required, not yet on CRAN install_github("shinyBI", "jangorecki")