# 月の満ち欠けAR＋ vs SAM Root

The clearest difference is review sentiment: 月の満ち欠けAR＋ at 100% against SAM Root's 46%. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

月の満ち欠けAR＋ ships an update every 5 weeks, SAM Root monthly. Both last shipped on October 9, 2026.

## The numbers

| Metric | 月の満ち欠けAR＋ | SAM Root |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.8 (42 ratings)](https://appshunter.io/ios/app/sam-root/id1524652548/reviews)** |
| Number of ratings | — | **42** |
| Positive reviews | **100.0% of reviews** | 46.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Free | Free |
| Size | 69 MB | 92 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hiroyuki Nakano](https://appshunter.io/developer/1091174971) | [SAM Labs](https://appshunter.io/developer/1033131753) |

## What reviewers say

### 月の満ち欠けAR＋

[App page](https://appshunter.io/ios/app/ar/id1511461024)

This app uses augmented reality to visualize the relationship between the sun, moon, and Earth. It allows users to observe lunar phases and celestial movements from various perspectives, including a ground-level view.

**Highlights:** AR visualization of sun, moon, and Earth, Observe lunar phases from 8 positions, Simulate moon's orbit, Realistic surface textures for Earth and Moon, Adjustable celestial body scale, Ground-level observation mode, Avatar for user perspective

**Features:** macOS Compatibility

**In-app purchases:** none


### SAM Root

[App page](https://appshunter.io/ios/app/sam-root/id1524652548)

Learn programming through interactive robotics with three progressive coding levels, from graphical blocks to Python 3. Control robots in real-time or test your code with a built-in 3D simulator.

**Highlights:** Three progressive coding levels, Graphical blocks to Python 3, Real-time robot control, Built-in 3D simulator, Seamless level switching, Bluetooth robot pairing

**In-app purchases:** none


## 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 SAM Root free?

SAM Root is free to download, with no in-app purchases.

### Do 月の満ち欠けAR＋ or SAM Root have ads?

Neither 月の満ち欠けAR＋ nor SAM Root shows ads.

### Which is updated more often, 月の満ち欠けAR＋ or SAM Root?

月の満ち欠けAR＋ ships an update every 5 weeks, and SAM Root monthly. Most recently, 月の満ち欠けAR＋ was updated on October 9, 2026 and SAM Root on October 9, 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.*