Stone Identifier - Crystal ID

Discover the world through stunning photos and challenging quizzes. Test your geography knowledge with 10 unique game modes.
This geography learning app features over 41,000 high-quality photos from all corners of the globe and a comprehensive database of 36,000+ cities and all world countries.
10 Engaging Quiz Types
-Identify beautiful world cities from high-quality photographic imagery
-Recognize countries through stunning landscape and landmark photos
-Test your knowledge of global capitals by matching them to countries
-Challenge yourself to name countries when shown their capital cities
-Recognize countries from their shape outlines
-Match distinctive country shapes to their correct geographic names
-Identifying nations from their colorful flags
-Match international flags to their respective countries
-Locate and tap specific countries on an interactive world map
-Identify highlighted countries on a global atlas
Unique Features
-Daily City: For every day we pick a random city from over 36k+ cities.
-Time Slideshow: Stunning city photos with local time information (customizable from 1-minute to 1-hour intervals)-=Encyclopedia Access: Learn fascinating facts about cities with integrated Wikipedia information
-Premium Wallpapers: Download any breathtaking photo as a high-quality wallpaper for your device
-Global Coverage: All countries of the world with a comprehensive database of 36,000+ cities to explore
-Professional Photography: A curated collection of 41,000+ stunning images sourced exclusively from Unsplash and Pexels. You can discover all works of photographers, by tapping on their names above the pictures.
This app is for you if you want to prove or show off your geography knowledge, want to get inspiration for your next journey, or just looking for a nice wallpaper.