Futoshiki: Logic & Brain Game

Train your brain with Futoshiki - a smart and addictive logic puzzle game! Fill the grid with numbers while respecting inequality signs. If you love Sudoku, you’ll enjoy this deeper logical challenge!

Futoshiki (不等式, futōshiki) is a classic Japanese number puzzle that combines logic, concentration, and strategy. Your goal is simple: place numbers in the grid so that each number appears only once in every row and column — while also following the inequality clues between cells. Futoshiki was developed by Tamaki Seto in 2001.

It’s easy to learn but challenging to master!

Why You'll Love Futoshiki

• Addictive logic puzzle gameplay
• A fresh alternative to Sudoku
• Improves memory, focus, and critical thinking
• Clean and simple interface
• Relaxing yet challenging brain training
• Perfect for quick sessions or deep thinking

Whether you're a beginner or a puzzle expert, Futoshiki offers a satisfying mental workout every time you play.

Game Features

• Multiple grid sizes
• Different difficulty levels
• Unlimited puzzles
• Smart input and smooth controls
• Play offline – no internet required
• Minimalistic design for distraction-free focus

Challenge yourself daily and improve your logical thinking skills step by step.

How to Play
Each row must contain unique numbers.
Each column must contain unique numbers.
Follow the inequality signs between cells.
Use logic - no guessing required!

Sounds simple? Try solving harder levels and test your true brain power!

Perfect For
• Fans of Sudoku and number puzzles
• Players who enjoy brain games
• Logic puzzle lovers
• Students who want to improve concentration
• Adults looking for relaxing mental challenges

If you enjoy classic puzzles like Sudoku, Kakuro, or other grid-based logic games, Futoshiki will become your new favorite brain workout.