What are you exhibiting - your ignorance? smiley This part of the forum is for displaying finished projects - not for asking questions. Other parts are for asking questions. I'll ask a moderator to move it.(Edit added a smiley to avoid it sounding like an insult - which it isnt
You have to write the software, download the FREE android SDK and write it, there is not a one for all APP out there that I can find, as they would need to know what you are sending it, and what you want to do with the information, as well as what you want to send to the arduino.