# FX中学数学問題の解決機 vs 楽しい理科小５（ダンケ）

The clearest difference is in-app purchases: FX中学数学問題の解決機 at none against 楽しい理科小５（ダンケ）'s 1. FX中学数学問題の解決機 also leads on update cadence (every 5 months vs every 11 months) and iOS requirement (8.0 vs 18.2). On price, ads and device support there is nothing between them.

Both are free to download. 楽しい理科小５（ダンケ） sells 1 one-off in-app purchase. FX中学数学問題の解決機 asks for nothing beyond the download.

FX中学数学問題の解決機 ships an update every 5 months, 楽しい理科小５（ダンケ） every 11 months. The most recent releases landed on November 2, 2026 and November 11, 2026 respectively.

## The numbers

| Metric | FX中学数学問題の解決機 | 楽しい理科小５（ダンケ） |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 11 months |
| Monetization | Free | — |
| Size | 43 MB | 14 MB |
| Requires iOS | **8.0** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Euclidus Inc](https://appshunter.io/developer/490623202) | [Norio Takeda](https://appshunter.io/developer/1485221811) |

## What reviewers say

### FX中学数学問題の解決機

[App page](https://appshunter.io/ios/app/fx/id1059257288)

This AI-powered tool helps junior high students learn math by solving problems and providing step-by-step animated explanations. It serves as a virtual tutor for self-study, pre-learning units, and exam preparation, offering over 1200 practice problems.

**Highlights:** AI-powered problem solving, Animated step-by-step solutions, Virtual tutor for self-study, Pre-learning unit support, Exam preparation tool, Over 1200 practice problems, Covers various math topics

**Features:** macOS Compatibility

**In-app purchases:** none


### 楽しい理科小５（ダンケ）

[App page](https://appshunter.io/ios/app/id1488433388)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ゴールドコイン | $7.99 | one-time |


## Frequently asked questions

### Is FX中学数学問題の解決機 free?

FX中学数学問題の解決機 is free to download, with no in-app purchases.

### Is 楽しい理科小５（ダンケ） free?

楽しい理科小５（ダンケ） is free to download, with in-app purchases available.

### Do FX中学数学問題の解決機 or 楽しい理科小５（ダンケ） have ads?

Neither FX中学数学問題の解決機 nor 楽しい理科小５（ダンケ） shows ads.

### Which is updated more often, FX中学数学問題の解決機 or 楽しい理科小５（ダンケ）?

FX中学数学問題の解決機 ships an update every 5 months, and 楽しい理科小５（ダンケ） every 11 months. Most recently, FX中学数学問題の解決機 was updated on November 2, 2026 and 楽しい理科小５（ダンケ） on November 11, 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.*