Game guide · YCBY120
Futoshiki: rules and examples
Open Futoshiki, check the instructions and begin a round. 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 focus for your next round
Locate the buttons and input area before beginning a long round. Use the on-screen labels to avoid an accidental restart. Notice the feedback after each input.
Your goal
Place 1–4 once in each row and column while obeying every inequality. Keep that objective in view throughout the round. Try to explain the aim in your own words.
Work through the instructions
- Select an editable square.
- Read inequalities by their row/column coordinates below the board.
- Enter 1–4.
- Check puzzle verifies both Latin-square rules and inequalities.
Controls
Click or tap squares or graph edges. Number boards include a digit pad. Undo reverses the previous change; Check puzzle validates the solution. On a smaller screen, keep the active part of the board within view. Return to the rules if the result is unexpected.
Follow the example
r1c2 < r1c3 means row 1 column 2 is smaller than row 1 column 3. Your next round may have a different position, so inspect it before acting. Keep the controls nearby.
Avoid this misunderstanding
An inequality specifies order, not an exact difference. Read the feedback to see why an action did not have the expected result. Choose one rule to keep in mind for this round. Apply it consistently rather than guessing what another version might allow.
Further help with the game
When I return, what is the goal of Futoshiki?
Keep this in mind: Place 1–4 once in each row and column while obeying every inequality.
As a new player, how do I control Futoshiki?
For clarity: Click or tap squares or graph edges. Number boards include a digit pad. Undo reverses the previous change; Check puzzle validates the solution.
For my first round, what example helps explain Futoshiki?
Here is the relevant explanation: r1c2 < r1c3 means row 1 column 2 is smaller than row 1 column 3.
Before I begin, what should I watch out for in Futoshiki?
For clarity: An inequality specifies order, not an exact difference.
For a quick reminder, what format does Futoshiki offer?
Here is the relevant explanation: Twelve 4×4 puzzles with fixed starter values.
For a quick reminder, which play mode does Futoshiki use?
For clarity: 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?
The key detail is this: Select an editable square.
When I return, 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.
As a new player, how can I find Futoshiki again?
Keep this in mind: Use the Games list or save this game page in your browser bookmarks. The Guide is linked from the playing page.
While reading the Guide, how do I report an issue with Futoshiki?
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.