# Piyo Math — Operation Challenge!

> Math puzzle game using numbers and operations to solve equations. (iPhone/iPad app by Daiki Kaneda.)

- Source: https://appshunter.io/ios/app/piyo-math/id6446041886 (this page in markdown: same URL + `.md`)
- Developer: [Daiki Kaneda](https://appshunter.io/developer/1675602625)
- Category: Games, Education, Family, Puzzle
- Price: Free
- Age rating: 4+
- Requires: iOS 16.1 · 4 MB
- Languages: American English, French (France), Italian, Japanese, Korean, Chinese (Simplified, China), European Spanish, Chinese (Traditional, Taiwan)
- Released: 2023-03-08
- Data updated: 2026-08-31
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/piyo-math/id6446041886/reviews.md

## What is Piyo Math?

This is a completely free app named "Piyo Math." This app is a game that uses given numbers and four arithmetic operations to create an equation equal to a target value. There are levels 1 through 12, each with a different difficulty level. In total, there are more than 8,000 problems available, so you can enjoy it for a long time. This app is recommended for those who are interested in mathematics as well as for those who want to train their brains.

## Key features

- Equation creation with four operations
- Target value challenges
- 12 difficulty levels
- Over 8,000 problems
- Brain training exercises

## Recent user reviews (4 of 4)

All indexed reviews: https://appshunter.io/ios/app/piyo-math/id6446041886/reviews.md

### 4/5 — 数字を脳トレをしてみて‥

*2024-02-10*

最近の問題の二問目か三問目あたりで、挫折しました😢
13という数字は、文系の僕にはとても扱いにくくて、考える気力が萎えることもありました😥
でも、最初の問題はやりやすかったです😌
手書き📝のメモ機能があるのも良かったです🎵
数字の字体も好印象でした🙂

**Developer response:** レビューをありがとうございます(o_ _)o

### 5/5 — 計算が苦手でも

*2023-03-19*

ヒントがしっかりしているので、本当にわからないときに詰まらず出来るのは個人的に有り難いですね☺

**Developer response:** レビューをありがとうございます(o_ _)o

### 5/5 — Très bon jeu.

*2023-03-18*

Je le fais petit à petit tous les jours. C'est très bien de faire du calcul mental.
Je pense que c'est un très bon site. Je le recommande.

**Developer response:** Merci！

### 5/5 — 脳トレにおすすめ

*2023-03-12*

年齢が高いわたしでも、やってみて、達成感があります。脳トレになりそうなので、友達に紹介します。

**Developer response:** レビューをありがとうございます(o_ _)o

## Frequently asked questions about Piyo Math

### What is Piyo Math?

Piyo Math is a free math game where players use given numbers and four arithmetic operations (+, -, *, /) to create an equation that equals a specific target value. It's designed for both math enthusiasts and those looking to exercise their brains.

### How many problems are in Piyo Math?

Piyo Math offers over 8,000 problems, ensuring a long-lasting and engaging experience for players. These problems are spread across 12 distinct difficulty levels.

### Is Piyo Math free to play?

Yes, Piyo Math is a completely free application. There are no in-app purchases or advertisements, allowing for uninterrupted gameplay.

### What age rating does Piyo Math have?

Piyo Math is rated for ages 4 and up. Its gameplay mechanics are suitable for a wide range of players looking for a mental challenge.

### What devices does Piyo Math support?

Currently, Piyo Math is available on iPhones. The app was last updated on December 8, 2023, with version 1.0.3.

### Does Piyo Math have multiplayer?

The current description of Piyo Math does not mention any multiplayer features. It appears to be designed as a single-player brain training experience.

### Can I play Piyo Math offline?

As Piyo Math is a free app with no mention of online-only features, it is likely playable offline. This allows users to enjoy the math puzzles without an internet connection.

### How often is Piyo Math updated?

Piyo Math was last updated on December 8, 2023. While specific update frequency isn't detailed, this indicates ongoing support and potential for future improvements.

## Version history (last 4 releases)

### 1.0.3 — 2023-12-08

fix bug

### 1.0.2 — 2023-06-13

1.Minor improvements to the UI 
2.Addition of a memo pad for calculation

### 1.0.1 — 2023-04-09

Added level 1~level 5 questions.
Added tutorial.
Minor UI fixes.

### 1.0 — 2023-03-08

No release notes.

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## More apps by Daiki Kaneda

- [Cat Classifier](https://appshunter.io/ios/app/cat-classifier/id6474287754)
- [MidnightBright](https://appshunter.io/ios/app/midnightbright/id6477323572)
- [Bit_Math](https://appshunter.io/ios/app/bit-math/id6501982071)
- [English Text-to-Speech App](https://appshunter.io/ios/app/english-text-to-speech-app/id6624302197)
- [AI-Powered Recipe Maker](https://appshunter.io/ios/app/ai-powered-recipe-maker/id6739155548)

All apps by Daiki Kaneda: https://appshunter.io/developer/1675602625

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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 2026-08-31.*