This App is designed to show your location on the map, take you home from any location, allow you to Park your car and direct you to your parking place. You only need to "Set Home" once, then you are set for any location you go to come back to your home with detail Map direction. Also you may use "Park Here" to park your car and later locate your parking location by "Show Park", then press "Show Home" to take you home.
For Additional info, please refer to
1- Modify for iPhone 5 Retina Displays.