Stone Grid - Gomoku

Stone Grid - Gomoku is a clean and focused Gomoku board game. Play on both 15x15 and 19x19 boards and connect exactly five stones in a row horizontally, vertically, or diagonally before your opponent. Challenge the AI, play with a friend on the same device, and enjoy a classic strategy board game experience designed for both casual and competitive players. Features * Play against AI — choose difficulty before each match * Beginner mode — highlights must-block positions to avoid losing * Multiple AI difficulty levels * Local 2-player mode on one device * 15x15 and 19x19 boards * Blind mode with glass stones (last move stays visible) * Zoom in/out support * Undo and restart controls * Hint support * Winning line highlight * Sound and haptic feedback * Multiple language support * Optional one-time purchase to remove banner ads