World's Toughest Quiz (Free to play)

World's Toughest Quiz is a free-to play trivia game where you have to give the correct answer for a difficult question. There will be one correct answer out of four option. Its like who wants to be a millionaire question format. You will only have 20 seconds for every question. Quiz are based on different subject and topic. There is more than 500 quiz in the game and more quiz will come in future update. People of all ages can play this game.