Touch Roulette: Finger Chooser is a free iPhone app developed by Tien Nguyen that allows users to make quick and easy decisions with their friends. The app is similar to the popular game of Drawing Straws. It is a perfect way to decide who will be doing a task, choosing the next activity or picking up the bill.

The gameplay is simple and straightforward. Each friend taps the screen, and once everyone has tapped, the user taps on the "start" button. The app then randomly selects a friend who has been tapping the screen. The app can support up to 5 simultaneous touches on the iPhone and 11 on the iPad.

Overall, Touch Roulette: Finger Chooser is a fun way to make decisions with friends. It is easy to use, and the random selection process adds an element of excitement to decision-making.