Choose a piece, then a marked square.
Your pawn has earned a new role.
Select one of your pieces. Dots show empty squares you can move to; rings show captures. A red square means the king is in check.
Protect your king and try to checkmate the other one. The engine handles castling, en passant and promotion.
Computer: you play white. Undo takes back your whole turn. Your game saves on this browser.
Friend: create an invitation and send its link. Both players must agree to a draw or a rematch. Leaving an active match gives the win to your partner.
Touch or click to play. Arrow keys move board focus; Enter selects. F toggles fullscreen. Esc closes a dialog or clears a selection.