Clusters
Game Rules: Fill every cell of the grid with either red or blue. The cells of each colour must form a single connected group. The given clues mark dead-end cells — cells that connect to only one neighbour of the same colour. Left-click for red, right-click for blue.
Game Controls
Game Information
Shortcuts: Ctrl+S(Save) | Ctrl+O(Load)
Game Rules: Clusters
Free online Clusters puzzle - fill the grid with two connected colour regions using dead-end clues. A challenging connectivity and deduction puzzle.
Fill every cell of the grid with either red or blue. The cells of each colour must form a single connected group. The given clues mark dead-end cells — cells that connect to only one neighbour of the same colour. Left-click for red, right-click for blue.
Frequently Asked Questions
Can I play Clusters for free?
Clusters is free to play online. You can start in your browser without downloading or installing anything.
Does Clusters work on mobile?
Yes. Clusters can be played in modern desktop and mobile browsers.
Do I need an account to play Clusters?
No account is required. Open the puzzle page and start solving immediately.
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