Hodoku

Before You Play

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Hodoku

Hodoku is a free browser puzzle game about untangling a single loop of colorful gems.

Select two movable gems to swap their positions. Every gem has two bonds connecting it to other gems: blue-white bonds connect neighboring cells correctly, while red bonds do not. Turn every bond blue-white to complete the loop.

How to Play

• Tap or click a gem to select it.
• Select another movable gem to swap them.
• Blue-white bonds connect neighboring cells correctly.
• Red bonds do not.
• Fixed gems cannot be moved.
• Make every bond blue-white to solve the puzzle.
• Use Undo to take back a move, or Restart to reset the current puzzle.

Features

• 40 puzzles across four difficulty levels
• Easy and Normal available from the start
• Clear Normal to unlock Hard, then clear Hard to unlock Nightmare
• Simple mouse and touch controls
• Play directly in your browser