# How Math Works vs あんきずかん｜中学受験 理科・社会・国語・算数・時事

The clearest difference is in-app purchases: あんきずかん｜中学受験 理科・社会・国語・算数・時事 at none against How Math Works's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. How Math Works sells 1 in-app purchase, starting at $3.99 per month. あんきずかん｜中学受験 理科・社会・国語・算数・時事 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 6 days. The most recent releases landed on October 25, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | How Math Works | あんきずかん｜中学受験 理科・社会・国語・算数・時事 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 days | Every 6 days |
| Monetization | — | Free with in-app purchases |
| Size | 29 MB | 38 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tsuyoshi Chujo](https://appshunter.io/developer/1481316741) | [Atsuko Miyazaki](https://appshunter.io/developer/6811289386) |

## What reviewers say

### How Math Works

[App page](https://appshunter.io/ios/app/how-math-works/id6787864882)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Plan (Monthly) | $3.99 | per month |


### あんきずかん｜中学受験 理科・社会・国語・算数・時事

[App page](https://appshunter.io/ios/app/id6811289384)

This app helps middle school students master memorization subjects for entrance exams. It offers over 7,000 questions across science, social studies, language, math, and current events, using unique modes to build connections and ensure complete recall. Collect monsters as you learn and track your progress.

**Highlights:** Comprehensive coverage of memorization subjects, Interactive learning modes for deeper understanding, Monster collection for motivation, Progress tracking and personalized review, Furigana for difficult kanji, Offline functionality

**Features:** Family Sharing

**In-app purchases:** none


## Frequently asked questions

### Is How Math Works free?

How Math Works is free to download, with in-app purchases available.

### Is あんきずかん｜中学受験 理科・社会・国語・算数・時事 free?

あんきずかん｜中学受験 理科・社会・国語・算数・時事 is free to download, with no in-app purchases.

### Do How Math Works or あんきずかん｜中学受験 理科・社会・国語・算数・時事 have ads?

Neither How Math Works nor あんきずかん｜中学受験 理科・社会・国語・算数・時事 shows ads.

### Which is updated more often, How Math Works or あんきずかん｜中学受験 理科・社会・国語・算数・時事?

How Math Works ships an update every 6 days, and あんきずかん｜中学受験 理科・社会・国語・算数・時事 every 6 days. Most recently, How Math Works was updated on October 25, 2026 and あんきずかん｜中学受験 理科・社会・国語・算数・時事 on October 29, 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.*