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GDXIANGSHUN

Solo · FREE PLAY

Futoshiki

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Logic & numbers
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Game guide · GDXIANGSHUN

Learn the rules of Futoshiki

Make Futoshiki your next activity in the game library. Place 1–4 once in each row and column while obeying every inequality. Use the example below to understand a decision. Use the opening round to become familiar with the layout. Use the example below to understand a decision.

Twelve 4×4 puzzles with fixed starter values.

A small practice goal

After a move, check what changed. Decide which rule explains the new state before acting again. Keep the objective visible.

What you are aiming for

Place 1–4 once in each row and column while obeying every inequality. An attractive position is not enough unless the goal is met. Notice how the game responds to your input.

From the start of a round

  1. Select an editable square.
  2. Read inequalities by their row/column coordinates below the board.
  3. Enter 1–4.
  4. Check puzzle verifies both Latin-square rules and inequalities.

How to use the controls

Click or tap squares or graph edges. Number boards include a digit pad. Undo reverses the previous change; Check puzzle validates the solution. Use the control method described here for this activity. Contact us with the game and device if a control does not respond.

Put the rules into context

r1c2 < r1c3 means row 1 column 2 is smaller than row 1 column 3. Apply the same reasoning to the position in your own round. Look for the relevant detail.

Notice this detail

An inequality specifies order, not an exact difference. Take a moment to reassess the position before continuing. Keep the stated aim separate from side details such as animation or appearance. Progress is measured by the game’s own completion or scoring rules.

Answers about the rules and controls

For a quick reminder, what is the goal of Futoshiki?

The key detail is this: Place 1–4 once in each row and column while obeying every inequality.

While learning, how do I control Futoshiki?

Keep this in mind: Click or tap squares or graph edges. Number boards include a digit pad. Undo reverses the previous change; Check puzzle validates the solution.

As a new player, what example helps explain Futoshiki?

Here is the relevant explanation: r1c2 < r1c3 means row 1 column 2 is smaller than row 1 column 3.

What should I watch out for in Futoshiki?

An inequality specifies order, not an exact difference.

For this browser game, what format does Futoshiki offer?

Keep this in mind: Twelve 4×4 puzzles with fixed starter values.

When I return, which play mode does Futoshiki use?

The mode on this page is Solo. Same-device play uses one screen; this game library does not provide internet matchmaking.

While learning, where should I start with Futoshiki?

Select an editable square.

Before I begin, do I need an account or a payment for Futoshiki?

No player account or payment is needed. Game scores are recreational results, not cash prizes.

When I return, how can I find Futoshiki again?

Use the Games list or save this game page in your browser bookmarks. The Guide is linked from the playing page.

Before I begin, how do I report an issue with Futoshiki?

Here is the relevant explanation: Use the contact form and include the game name, browser, device and the actions that led to the issue. Do not send passwords or payment details.

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