6. G-Map U.S. West App
It is a great app which is made for the help of the people who need to find the way of any location and people can get it by paying the amount of $199.99. For the use of this most expensive app, there is no requirement of Wi-Fi as it can be used without them with ease. It is a voice-prompted turn-by-turn navigation system which assists the individuals when they need it.