Gravity Four

Choose a column to drop your piece into its lowest empty space. Connect four vertically, horizontally, or diagonally.

Looking ahead…

Auto plays both sides until the result.

Search uses a time limit; moves may not be optimal.

Tap any space in a column, or use Tab and Enter. Your piece drops into its lowest empty space. On this 7-column, 6-row board, the first player to connect four vertically, horizontally, or diagonally wins. Full columns cannot be played. Strong looks several moves ahead within a time limit.

How to play

Tap any space in a column, or use Tab and Enter. Your piece drops into its lowest empty space. On this 7-column, 6-row board, the first player to connect four vertically, horizontally, or diagonally wins. Full columns cannot be played. Strong looks several moves ahead within a time limit.