Futoshiki

Discover Futoshiki, a popular Japanese numeric puzzle game similar to Sudoku. Fill rows and columns with numbers 1-5, respecting relational signs. Features a puzzle generator with three difficulty levels, ensuring a unique solution each time. Perfect for Sudoku fans looking for a new challenge. Test your logic skills now!

What is Futoshiki?

Futoshiki is a popular Japanese numeric puzzle game that challenges players to fill a grid with numbers while adhering to specific rules. Similar to Sudoku, the game requires placing numbers 1-5 in each row and column without repetition. Additionally, players must respect the relational signs (inequalities) placed between certain cells, adding an extra layer of strategy. With its built-in puzzle generator offering three difficulty levels—easy, medium, and hard—Futoshiki promises a unique and exciting experience for fans of logic-based games.

Game Features

Built-in Puzzle Generator: Creates puzzles with three difficulty levels (easy, medium, hard).
Relational Signs: Inequality signs between cells add complexity and challenge.
Two Background Themes: Customize your gameplay with different visual styles.
Notes Mode: Toggle notes on and off by tapping on a selected cell for easier problem-solving.
Unique Solutions: Each generated puzzle guarantees only one correct solution.

How to Play Futoshiki?

  1. Fill the Grid: Your goal is to place numbers 1-5 in each row and column without repetition.
  2. Respect Inequalities: Pay attention to relational signs (e.g., ">" or "<") between cells. These signs indicate that one number must be greater or less than the number in the adjacent cell.
  3. Use Notes Mode: Tapping on a selected cell toggles notes mode on and off, allowing you to jot down possible numbers for that cell.
  4. Solve the Puzzle: Combine logical reasoning and attention to detail to fill the grid correctly.

Frequently Asked Questions

What is the grid size in Futoshiki?
The game uses a 5x5 grid, making it smaller but equally challenging as Sudoku.

How do the relational signs work?
Relational signs indicate whether a number in one cell must be greater than (>) or less than (<) the number in an adjacent cell. Ignoring these signs will make the puzzle unsolvable.

Is there always a unique solution?
Yes, every puzzle generated by the game is designed to have only one unique solution.