# 月の満ち欠けAR vs 楽しい理科小学３年

The clearest difference is in-app purchases: 月の満ち欠けAR at none against 楽しい理科小学３年's 1. 月の満ち欠けAR also leads on update cadence (every 4 months vs every 13 months) and iOS requirement (9.1 vs 18.2). On price, ads and device support there is nothing between them.

Both are free to download. 楽しい理科小学３年 sells 1 one-off in-app purchase. 月の満ち欠けAR asks for nothing beyond the download.

月の満ち欠けAR ships an update every 4 months, 楽しい理科小学３年 every 13 months. The most recent releases landed on October 26, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 月の満ち欠けAR | 楽しい理科小学３年 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 13 months |
| Size | 53 MB | 18 MB |
| Requires iOS | **9.1** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hiroyuki Nakano](https://appshunter.io/developer/1091174971) | [Norio Takeda](https://appshunter.io/developer/1485221811) |

## What reviewers say

### 月の満ち欠けAR

[App page](https://appshunter.io/ios/app/ar/id1091958673)

**Features:** macOS Compatibility

**In-app purchases:** none


### 楽しい理科小学３年

[App page](https://appshunter.io/ios/app/id1525203892)

**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 月の満ち欠けAR free?

月の満ち欠けAR is free to download, with no in-app purchases.

### Is 楽しい理科小学３年 free?

楽しい理科小学３年 is free to download, with in-app purchases available.

### Do 月の満ち欠けAR or 楽しい理科小学３年 have ads?

Neither 月の満ち欠けAR nor 楽しい理科小学３年 shows ads.

### Which is updated more often, 月の満ち欠けAR or 楽しい理科小学３年?

月の満ち欠けAR ships an update every 4 months, and 楽しい理科小学３年 every 13 months. Most recently, 月の満ち欠けAR was updated on October 26, 2026 and 楽しい理科小学３年 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.*