Download this app if: you want extensive GPS capabilities.
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Sygic: GPS Navigation & Maps is The World’s Most Installed Offline turn-by-turn GPS navigation App for Android powered by TomTom Maps. Navigation and Maps are installed on the SD card so there is no need for an Internet...
Extensive — Lots of content here. It's free to try for a week then you'll need to pay subscription, but there's much to enjoy: updated maps, turn-by-turn directions, lane assist, speed warnings, etc.