Sporcle, developed by Sporcle Inc, is a free trivia game app available on Android devices. It is the world's leading source of free trivia games and quizzes with over 1 million quizzes available on all topics imaginable. The app is home to the largest trivia library on the planet, with quizzes played over 5 billion times.

Sporcle offers a wide range of categories to choose from, including sports, movies, geography, music, and more. The app provides multiple quiz formats, including maps, multiple-choice, crosswords, clickable, fill in the blank, and more. It also offers badges and achievements that can be earned by playing quizzes. The app allows you to play solo, against friends, or in real-time against players from around the world. You can choose from a range of difficulty levels, from easy trivia to challenging questions that will put your knowledge to the test. Additionally, the app offers quiz playlists, forums, quests, and more to keep you entertained for hours on end.