osmin GPS Navigation and Maps app for Android description
osmin is a GPS navigator On-Road/Off-Road for Android (and Sailfish) which is strongly inspired by osmscout by Karry, it uses a fork of libosmscout as backend. It includes features such as generic compass, tracker, GPX reader/writer, road router, POI database.
Routing with your Android device is supported with Android OS Nougat (Android 7.0) or newer, LineageOS 14.1 or newer.