Fillomino is a Japanese logic puzzle published by Nikoli. You fill a grid with numbers so that each number N forms one connected region of exactly N cells, and no two same-number regions share an edge.

How do you play Fillomino?

Click a cell and type a number. Each number N must form a connected group of exactly N cells. No two groups with the same number may touch each other. Clue cells (givens) are pre-filled and cannot be changed.

How many Fillomino puzzles are in this game?

30 handcrafted puzzles across 5 difficulty tiers, from 5x5 to 10x10 grids, plus a daily challenge. Progress and star ratings are saved in your browser.

Play Fillomino Online Free - Logic Grid Puzzle

1. Some cells have clue numbers. These cannot be changed.

2. Fill every empty cell with a number from 1 to 9.

3. Each number N must form one connected group of exactly N cells (touching up/down/left/right).

4. Two different groups with the same number must NOT share an edge.

5. Fill all cells correctly to win!

Fillomino

Select Level

Level 1

Puzzle Complete!

Fillomino

Select Level

Level 1

Puzzle Complete!

How to Play Fillomino