I don't know I like the gps navigator called WAZE you can customize the voice male or female you change the my location dot to a arrow, cab, buggy, and my favorite a red sports car lol it looks kinda kiddy but works GREAT
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What I don't understand is people who will shell out $100s for a device, but raise a fit over a few dollars for an app. I recently started buying DoDs, and i'm happier than a pig in sh*t.
OP, the app you're looking for is Garmin Mobile. Sadly, it's pricey.
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