Recently, the Transport Security Administration spent $336,413.59 USD on an app that randomly chooses left or right. Their purpose was to create an unbiased opinion about which queue a passenger should join.
In order to help other governments spend tax payer's money elsewhere, they are welcome to download this app. For free.
Features:
 -  Picks left or right randomly (fully tested)
 -  Set the background color
 -  Simple to use
 -  Energy efficient
 -  Supports both iPhone and iPad