This app was mentioned in 2 comments, with an average of 3.00 upvotes
Available for both iOS and android, they also have a website for you to use if you don't want to pull out your phone. If you have a hankering for something and are unfamiliar with your area or are looking for something new, it will look up food places that are close to your current location. Great for people who are with there friends and trying to decide what to eat.
Linkme: Urbanspoon
Edit: that didn't work, I meant this one