Prove ItFree to play prediction challenges

Private games

Play with your friends.

Pick any public challenge below. The questions, lock time, and results stay the same; your group gets a private invite and leaderboard.

Featured formats

Golf and Hitter Survivor

The 2026 Open Golf Championship

Build a 20-golfer roster and earn the most prize money.

Hitter Survivor

Pick one MLB hitter each day and build a streak.

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Prediction challenges

Choose the public challenge your private group will play.

Prove It Knows Baseball

2 choices

Chuck Knows Baseball: Players & Teams

26 questions2 players

Locks in--:--:--

Chuck Knows Baseball: Who Wins?

18 questions1 players

Locks in--:--:--

Prove It Knows Soccer

2 choices

Chuck Knows Soccer: Players & Teams

15 questions1 players

Locks in--:--:--

Chuck Knows Soccer: Who Wins?

15 questions1 players

Locks in--:--:--