shinyapps.io is another product (alpha version now) from RStudio, where it will host shiny apps for you free. You just need to install the package shinyapps, login, and you can just run command `deployApp()`. Then you will have your app running 24 * 7.
shinyappsio dashbaord
a shinyapps.io hosted shinyapp Code borrowed from Stackoverflow
The Shiny application code was borrowed from this stackoverflow question.
datafireball 