Friendly competition
Challenge your friends
Set the rules, complete the first run, and share one fair question sequence with everyone.Weekly Challenge
The new weekly set is getting ready.
Recent challenges
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Create one or accept a shared link to begin your friendly record.
Fair by design
Every participant receives the same versioned, deterministic questions and rules. The server recalculates scores from answer timing, accepts one official result per identity, and keeps replays unranked. Typed answers are validated and discarded instead of stored in standings.