Ojo is a simple app to help computer jockeys take better care of their eyes. For those working on a screen for hours at a time, experts recommend taking a 20 second break every 20 minutes to look at an object 20 feet away. While 20-20-20 is easy enough to remember, it's easy to lose track of time when you find your flow. Ojo aims to be a gentle reminder to give your eyes a break.