# Arithmetic Workbook DX vs Kanji for Junior High Exam

The clearest difference is review sentiment: Kanji for Junior High Exam at 88% against Arithmetic Workbook DX's 14%. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Arithmetic Workbook DX sells 11 one-off in-app purchases and Kanji for Junior High Exam sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Arithmetic Workbook DX ships an update fortnightly, Kanji for Junior High Exam every 4 weeks. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Arithmetic Workbook DX | Kanji for Junior High Exam |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 14.3% of reviews | **87.5% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Fortnightly** | Every 4 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 52 MB | 132 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gloding Inc.](https://appshunter.io/developer/780228385) | [Motoki Takata](https://appshunter.io/developer/1621307537) |

## What reviewers say

### Arithmetic Workbook DX

[App page](https://appshunter.io/ios/app/arithmetic-workbook-dx/id780228382)

This app offers a structured arithmetic curriculum for elementary school students, covering six years of learning. It provides daily practice problems, tracks progress, and includes advanced questions to prepare for junior high entrance exams. It's also suitable for adults looking to sharpen their math skills.

**Highlights:** Daily arithmetic problems, Progress tracking and review, Junior high entrance exam preparation, Customizable school settings, Time limits and scoring system, Solutions for all units

**Features:** macOS Compatibility

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| わりざん レベル21~35 | $0.99 | one-time |
| 分数 レベル21~35 | $0.99 | one-time |
| 割合 レベル21~35 | $0.99 | one-time |
| 単位 レベル21~35 | $0.99 | one-time |
| 図形 レベル21~35 | $0.99 | one-time |
| 小数 レベル21~35 | $0.99 | one-time |
| 文章題 レベル21~35 | $0.99 | one-time |
| 比 レベル21~35 | $0.99 | one-time |
| 速さ レベル21~35 | $0.99 | one-time |
| 全単元 レベル6~20パック | $6.99 | one-time |
| 全単元 レベル21~35パック | $6.99 | one-time |


### Kanji for Junior High Exam

[App page](https://appshunter.io/ios/app/kanji-for-junior-high-exam/id6450423601)

Master 1,800 kanji questions for junior high exams with a unique algorithm based on the forgetting curve. Self-assessment allows for rapid flashcard-style study, prioritizing difficult questions for solid retention. Customize your learning with special review courses and the ability to register your own questions.

**Highlights:** Forgetting curve algorithm, Self-assessment study, Review incorrect questions, Register custom questions, Mastery course, Weak question registration

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告の非表示 | $2.99 | per month |


## Frequently asked questions

### Is Arithmetic Workbook DX free?

Arithmetic Workbook DX is free to download, with in-app purchases available.

### Is Kanji for Junior High Exam free?

Kanji for Junior High Exam is free to download, with in-app purchases available.

### Do Arithmetic Workbook DX or Kanji for Junior High Exam have ads?

Both Arithmetic Workbook DX and Kanji for Junior High Exam show ads.

### Which is updated more often, Arithmetic Workbook DX or Kanji for Junior High Exam?

Arithmetic Workbook DX ships an update fortnightly, and Kanji for Junior High Exam every 4 weeks. Most recently, Arithmetic Workbook DX was updated on October 22, 2026 and Kanji for Junior High Exam on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*