Descriptions : Download topo maps for an offline outdoor navigator! Use your phone or tablet as an off-road topo mapping handheld GPS with the best-selling outdoor navigation app for Android! Discover hiking and other recreational opportunities beyond cell coverage.
Features :

+ OpenStreetMaps from MapQuest
+ OpenCycleMaps show the site worldwide
+ US Topo maps from Caltopo and the USGS
+ USTopo: aerial photography with markup.
+ Canada Topo maps from Toporama
+ Nautical Charts: NOAA RNC Nautical Charts (Coast)
+ USGS Color Aerial Photography
+ Topographic maps of Spain and Italy
+ Topographic maps of New Zealand
+ Japan GSI maps.
+ Many of the above sources can generally be used for free.

Required Android Versions : Ice Cream Sandwich [4.0.3–4.0.4] - Jelly Bean [4.1–4.3.1] - KitKat [4.4–4.4.4] - Lollipop [5.0–5.0.2] - Marshmallow [6.0 - 6.0.1] - Nougat [7.0 – 7.1.1] - Oreo [8.0-8.1]

Download BackCountry Navigator TOPO GPS PRO v6.9.8 APK Paid Free