Do you actually know ball?
Guess the daily mystery player, beat your friends, protect your streak, and climb the leaderboard before launch to earn founder rewards.
A new mystery player every day
Use clues like league, team, position, jersey number, height, age, and career hints to figure out the player before your friends do.
Built for sports group chats
Share your score, challenge your friends, and find out who actually knows ball.
Climb the leaderboard before launch
Reserve your username, invite friends, and move up the leaderboard to unlock founder rewards, early access, and exclusive launch perks.
Not another boring trivia app
KnowBall is fast, social, and made for fans who love streaks, trash talk, and daily sports debates.
KnowBall tests your sports IQ with daily player guessing challenges across basketball, football, and baseball.