Knowster: World Quiz Duel
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About this app
Which country is the smartest in the world? Find out — and represent yours.
Knowster is the worldwide quiz duel: you play in English, your opponent in Japanese, Spanish or German — the same question, at the same moment, live. Answer faster and you win on the spot. No waiting days for your opponent's move.
PLAY FOR YOUR COUNTRY
Pick your nation once — from then on, every win automatically counts for your country. 200+ nations battle for the quiz crown in the Nations leaderboard. A new season starts every 3 months, and the champion is honored for everyone to see.
YOUR LANGUAGE, YOUR HOME ADVANTAGE
18,000+ questions fully available in 10 languages: English, German, French, Spanish, Portuguese, Arabic, Turkish, Italian, Japanese, Russian. General knowledge, science, history, geography, music, movies, gaming, sports, anime and more.
CHALLENGE FRIENDS & FAMILY
Add your friends and challenge them to a live duel — settle once and for all who is the smartest at the table.
CLAN WARS 5v5
Create a clan with friends or join one. Challenge other clans: everyone starts simultaneously — real team battles in real time.
ELO LEADERBOARD & TOURNAMENTS
Climb from rookie to quiz legend. Fair matches through ELO matchmaking, leaderboards for players, clans and nations.
DAILY CHALLENGES
Daily challenges, streaks and rewards — a reason to come back every day.
FREE TO PLAY
Knowster is free. Optionally buy Coins to unlock legendary characters — but you can only win with your brain.
Download Knowster now and show the world what your country can do!
Knowster is the worldwide quiz duel: you play in English, your opponent in Japanese, Spanish or German — the same question, at the same moment, live. Answer faster and you win on the spot. No waiting days for your opponent's move.
PLAY FOR YOUR COUNTRY
Pick your nation once — from then on, every win automatically counts for your country. 200+ nations battle for the quiz crown in the Nations leaderboard. A new season starts every 3 months, and the champion is honored for everyone to see.
YOUR LANGUAGE, YOUR HOME ADVANTAGE
18,000+ questions fully available in 10 languages: English, German, French, Spanish, Portuguese, Arabic, Turkish, Italian, Japanese, Russian. General knowledge, science, history, geography, music, movies, gaming, sports, anime and more.
CHALLENGE FRIENDS & FAMILY
Add your friends and challenge them to a live duel — settle once and for all who is the smartest at the table.
CLAN WARS 5v5
Create a clan with friends or join one. Challenge other clans: everyone starts simultaneously — real team battles in real time.
ELO LEADERBOARD & TOURNAMENTS
Climb from rookie to quiz legend. Fair matches through ELO matchmaking, leaderboards for players, clans and nations.
DAILY CHALLENGES
Daily challenges, streaks and rewards — a reason to come back every day.
FREE TO PLAY
Knowster is free. Optionally buy Coins to unlock legendary characters — but you can only win with your brain.
Download Knowster now and show the world what your country can do!
Live quiz duel vs the world. Play in your language, win for your country!
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Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
- No data shared with third partiesLearn more about how developers declare sharing
- This app may collect these data typesPersonal info, Financial info and 3 others
- Data is encrypted in transit
- You can request that data be deleted
What’s new
Welcome to Knowster — the live worldwide quiz duel! Play in your language and represent your country.
Everyone
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About the developer
Mahdi Aouas
pumadace1015@gmail.com
Austria