Scavenger - An augmented reality scavenger hunt for cash prizes
Play Munzee - Similiar to Geocaching but requires players scan a QR Codes instead to validate find.
Geocaching - Geocaching is the premier app for locating geocaches. This app is available for both the Android and iOS platforms, and it makes locating these popular hidden treasures easy and fun.
Treasure Hunt - A scavenger hunt app for kids, powered by machine learning
Questo | City Exploration Games - Play a real-world city game on mobile @ the best travel app
Pokémon GO - Pokémon GO was first introduced in 2016 and immediately became a cultural phenomenon. The game is designed to be played on mobile devices and is available for both the Android and iOS platforms.