About CrownDuet

CrownDuet is chess with simultaneous movement. Both players plan in secret, then their plans resolve together.

Predict where your opponent will go, protect important pieces with Watch, and keep your King alive. Timing matters as much as position.

CrownDuet is available to play online. Try the practice bot without an account, or sign in to play other people.

Start with How to play, then read Game mechanic for the details. Your feedback helps us improve the game.