Knowster: Trivia Battle 1v1

Real-time quiz duels: both players see the same question at the same moment — answer faster and more accurately to win on the spot. No waiting days for your opponent's move. And every win counts twice: for you AND for your country. 122 nations battle for the quiz crown — whose colors do you wear? PLAY FOR YOUR COUNTRY 122 country clans are waiting: USA, UK, Germany, Türkiye and many more. Every win counts for your nation. In big events like Battle of Nations, all countries fight for the quiz crown. 19,000+ QUESTIONS IN 7 LANGUAGES General knowledge, science, history, geography, music, movies, gaming, sports, anime and more — in English, German, French, Spanish, Arabic, Turkish and Italian. CLAN WARS 5v5 Create a clan with friends or join your country clan. Challenge other clans to war: all players start simultaneously — real team battles in real time. ELO LEADERBOARD & TOURNAMENTS Climb from rookie to quiz legend. Fair matches through ELO matchmaking, leaderboards for players and clans, regular events with exclusive rewards. DAILY CHALLENGES Daily challenges, streaks and rewards — a reason to come back every day. FREE TO PLAY Knowster is free. Optional purchases for Premium and Coins — but you can only win with your brain. Download Knowster now and show the world what your country can do!