# Futoshiki

> Logic puzzle game with number placement and inequality constraints. (iPhone/iPad app by Geert Verschueren.)

- Source: https://appshunter.io/ios/app/futoshiki/id1091213129 (this page in markdown: same URL + `.md`)
- Developer: [Geert Verschueren](https://appshunter.io/developer/1031019647)
- Category: Games
- Price: Free
- Rating: 1.00/5 from 1 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 7.0 · 14 MB
- Languages: English
- Released: 2016-03-22
- Data updated: 2026-06-10
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/futoshiki/id1091213129/reviews.md

## What is Futoshiki?

Futushiki, which means unequal in japanese, is a puzzle game.

The aim of the game is to fill in all empty fields with values from 1 to the maximum cells in a row/column.

While doing this you should keep these rules in mind.

A value can only appear once in a row or column.

If there are markers between the cells then the rule between these cells must be valid (bigger or smaller than)

Each row must be unique and not appear twice.
Each column must be unique and not appear twice.

The game contains grid sizes from 4x4 up to 9x9 with 4 difficulties (24.000 puzzles)

## Key features

- Number placement puzzles
- Inequality constraints
- Unique row/column values
- Multiple grid sizes (4x4 to 9x9)
- Four difficulty levels
- 24,000+ puzzles

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/futoshiki/id1091213129/reviews.md

### 1/5 — Crashes

*2021-02-24, version 1.30*

I wanted to try this app, but it crashed every time I hit Play...🙁

## Frequently asked questions about Futoshiki

### What is the objective of Futoshiki?

The goal of Futoshiki is to fill all empty cells in a grid with numbers from 1 to the maximum grid size, ensuring each number appears only once per row and column. You must also adhere to inequality markers between adjacent cells.

### What grid sizes and difficulties are available in Futoshiki?

Futoshiki offers grid sizes ranging from 4x4 up to 9x9. There are four difficulty levels, providing a total of over 24,000 puzzles to solve.

### Does Futoshiki have ads?

The provided data does not specify if Futoshiki contains advertisements. It is listed as a free application.

### What is the age rating for Futoshiki?

Futoshiki has an age rating of 4+, making it suitable for a wide range of players.

### When was Futoshiki last updated?

Futoshiki was last updated on December 22, 2018, with version 1.30.

### How does Futoshiki compare to Sudoku?

While both are logic grid puzzles, Sudoku focuses solely on number placement to ensure uniqueness in rows, columns, and 3x3 blocks. Futoshiki adds the complexity of inequality constraints between adjacent cells.

### Can Futoshiki be played offline?

As a puzzle game with a large library of pre-loaded puzzles, Futoshiki is likely playable offline. The description does not mention any online-only features.

### What is the user feedback on Futoshiki?

Futoshiki has a rating of 1.0 stars from 1 rating, indicating very limited user feedback available at this time.

## Version history (last 1 release)

### 1.30 — 2018-12-22

Privacy policy added to the app.
Icon bar has been made multi page to give more room to the icons.
Improved info screen with an example on how to solve a puzzle.

## Apps similar to Futoshiki

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Riddle of Einstein Puzzle](https://appshunter.io/ios/app/riddle-of-einstein-puzzle/id1438208600) | 2.5 (2) | Free | Games |
| [Battle Ludo Online](https://appshunter.io/ios/app/battle-ludo-online/id508657726) | 4.2 (384) | Free | Games |
| [Futoshiki: Unequal Puzzle Game](https://appshunter.io/ios/app/futoshiki-unequal-puzzle-game/id1527859884) | 4.6 (5) | Free | Games |
| [Bubble Loops](https://appshunter.io/ios/app/bubble-loops/id426915300) | 3.9 (65) | Free | Games |
| [Hitori](https://appshunter.io/ios/app/hitori/id1054652505) | 4.8 (6) | Free | Games |
| [Checkers Online](https://appshunter.io/ios/app/checkers-online/id1361277587) | 4.1 (26) | Free | Games |

## More apps by Geert Verschueren

- [bionoid](https://appshunter.io/ios/app/bionoid/id1089667347)
- [Mathdoku!](https://appshunter.io/ios/app/mathdoku/id1118710725)
- [Manic Maze](https://appshunter.io/ios/app/manic-maze/id1218970071)

All apps by Geert Verschueren: https://appshunter.io/developer/1031019647

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*