# Grade2 Math & Science vs 楽しい理科小４（ダンケ）

The clearest difference is price: 楽しい理科小４（ダンケ） at Free against Grade2 Math & Science's $1.99. Grade2 Math & Science's advantage is in-app purchases (none vs 1) and update cadence (every 2 months vs every 13 months). On ads, device support and iOS requirement there is nothing between them.

楽しい理科小４（ダンケ） is free to download; Grade2 Math & Science costs $1.99 up front. 楽しい理科小４（ダンケ） sells 1 one-off in-app purchase. Grade2 Math & Science asks for nothing beyond the download.

Grade2 Math & Science ships an update every 2 months, 楽しい理科小４（ダンケ） every 13 months. The most recent releases landed on October 8, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Grade2 Math & Science | 楽しい理科小４（ダンケ） |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/grade2-math-and-science/id416416454/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 13 months |
| Monetization | Paid | — |
| Size | 2 MB | 24 MB |
| Requires iOS | 18.2 | 18.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Prachi Pimpalkhare](https://appshunter.io/developer/359099311) | [Norio Takeda](https://appshunter.io/developer/1485221811) |

## What reviewers say

### Grade2 Math & Science

[App page](https://appshunter.io/ios/app/grade2-math-and-science/id416416454)

This app offers interactive quizzes for second graders to master math and science concepts. It provides instant feedback, progress tracking with visual charts, and offline access to all content. Designed to be child-friendly and distraction-free, it supports learning at home or in the classroom.

**Highlights:** Topic-wise quizzes, Instant feedback, Progress tracking, Pie chart visualization, Offline mode, Child-friendly design

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### 楽しい理科小４（ダンケ）

[App page](https://appshunter.io/ios/app/id1503349913)

**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 Grade2 Math & Science free?

Grade2 Math & Science costs $1.99, with no in-app purchases.

### Is 楽しい理科小４（ダンケ） free?

楽しい理科小４（ダンケ） is free to download, with in-app purchases available.

### Do Grade2 Math & Science or 楽しい理科小４（ダンケ） have ads?

Neither Grade2 Math & Science nor 楽しい理科小４（ダンケ） shows ads.

### Which is updated more often, Grade2 Math & Science or 楽しい理科小４（ダンケ）?

Grade2 Math & Science ships an update every 2 months, and 楽しい理科小４（ダンケ） every 13 months. Most recently, Grade2 Math & Science was updated on October 8, 2026 and 楽しい理科小４（ダンケ） on October 4, 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.*