# Puzzle 01 — A Simple Number Puzzle

> A Simple Number Puzzle (iPhone/iPad app by Ian Fukayama.)

- Source: https://appshunter.io/ios/app/puzzle-01/id6757224892 (this page in markdown: same URL + `.md`)
- Developer: [Ian Fukayama](https://appshunter.io/developer/1588393329)
- Category: Games, Education, Family, Puzzle
- Price: Free
- Age rating: 4+
- Requires: iOS 13.0 · 534 MB
- Languages: American English
- Released: 2026-01-07
- Data updated: 2026-05-19
- User reviews in markdown: https://appshunter.io/ios/app/puzzle-01/id6757224892/reviews.md

## What is Puzzle 01?

This is a simple but fun puzzle game.

[Rules]
1. Placing a number inside a cell adds both numbers
2.Placing a number between cells, divides the numbers on both sides and change their form

By planning your moves carefully, turn the entire board into only 0s and 1s to clear the puzzle!
The more zeros you create, the higher the difficulty.

Perfect for short play sessions and quick brain training.
No complicated controls or lengthy explanations required.


## Version history (last 2 releases)

### 2.0 — 2026-01-09

・Fixed errors with the Game Center button

・Updated the leaderboard display order

### 1.0 — 2026-01-07

No release notes.

## More apps by Ian Fukayama

- [basket-ball](https://appshunter.io/ios/app/basket-ball/id1588393327)
- [DayChart](https://appshunter.io/ios/app/daychart/id1644660467)
- [Memosy](https://appshunter.io/ios/app/memosy/id6740039717)
- [ScrollCalendar](https://appshunter.io/ios/app/scrollcalendar/id6747768129)

All apps by Ian Fukayama: https://appshunter.io/developer/1588393329

## Related topics

[puzzle 01](https://appshunter.io/ios/topics/puzzle-01)

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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 2026-05-19.*