Right now, there are a lot of kinds of cell phones or iPhone in which all of those tools are able to be used as GPS in which it means that you will be very easy in finding places since you have your own digital maps with you that it will show you a lot of places that you want to go. One of the best GPS that you can get is iPhone TeleNav in which it provides the best features in the product that is launched. » Read more: AT&T Navigator iPhone TeleNav