This app was mentioned in 1 comment, with an average of 1.00 upvote
Hero Map gives you a map that you slowly reveal as you phisically walk around + you level up your character by completing quests and achievements while exploring the map... The concept is similar to traditional RPGs or other computer games (think World of Warcraft) where you need to visit specific parts of the map before they appear in your journal... https://play.google.com/store/apps/details?id=dalimil.heromap