iPhone Giveaway of the Day - Off Grid

Off Grid allows you to track your position on a map that you have taken a picture of. Simply take a head-on photo of the to-scale map and tag your location at two landmarks and your current position (determined by GPS) will be displayed on the photo.

Uses include:
-Hiking trails
-Mountain biking trails
-Amusement parks
-Ski slopes
And many more.