HERE WeGo - HERE WeGo - Maps - Routes - Directions - All ways from A to B in one
OsmAnd - Global mobile map viewing and navigation for online and offline OSM maps
MAPS.ME - Fast, detailed and completely offline maps for mobile devices
AutoZen - AutoZen is a great driving companion for Android.This app will help you stay focused while driving with the Turn by Turn Navigation.
Sygic - Redefining the travel experience with the world’s most advanced offline GPS Navigation app for iPhone, Android and Windows phone. Trusted by 200 mil. drivers.
Gaia GPS - Trail maps for all your adventures