Two players.One questionat a time.
BrainClash pits you against a real opponent in fast-paced trivia duels. Think quickly, answer faster, climb the table.
Which river forms the natural border between Argentina and Uruguay?
- AParaná
- BRío de la Plata
- CUruguay
- DIguazú
The format
Match up
Pick a category — or take 'all topics' — and we'll pair you with a player at your skill.
Answer fast
Ten questions. Four choices. The faster you're right, the more you score. Misses cost you.
Crown the winner
Highest total takes the round. Climb the league. Settle scores in rematches.
What's inside
Real opponents, real time
No bots padding the leaderboard. You're matched with another human, live, with both clocks ticking.
Twelve categories, growing
From geography to film, history to deep cuts of pop trivia. Pick your specialty or play the gauntlet.
Daily challenge
A fresh question set every day. Solve it before midnight to earn the streak — miss once and reset.
Honest leaderboards
No pay-to-win. Ranks reflect skill against players in your tier. The top spot is earned, not bought.
Frequently asked
Is BrainClash free to play?
Where do questions come from?
Can I play with my friends?
How do I delete my account?
— Final word