# アメフラシ vs 惑星AR

The clearest difference is update cadence: 惑星AR at every 7 months against アメフラシ's every 53 months. 惑星AR also leads on iOS requirement (12.0 vs 14.0). On price, ads, in-app purchases and device support there is nothing between them.

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

アメフラシ ships an update every 53 months, 惑星AR every 7 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | アメフラシ | 惑星AR |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 53 months | **Every 7 months** |
| Monetization | — | Free |
| Size | 133 MB | 81 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CTI GRAND PLANNING CO., LTD.](https://appshunter.io/developer/1533912881) | [Thunderbird, Inc.](https://appshunter.io/developer/1066532988) |

## What reviewers say

### アメフラシ

[App page](https://appshunter.io/ios/app/id1533912879)

**Features:** macOS Compatibility

**In-app purchases:** none


### 惑星AR

[App page](https://appshunter.io/ios/app/ar/id1575645390)

Explore the solar system with interactive visualizations. Understand planetary sizes and distances through intuitive modes, and learn fascinating facts with quizzes. Ideal for grasping astronomical concepts visually.

**Highlights:** Size comparison mode, Distance comparison mode, Orbit visualization, Interactive 3D manipulation, Detailed planet information, Quiz-based trivia

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is アメフラシ free?

アメフラシ is free to download, with no in-app purchases.

### Is 惑星AR free?

惑星AR is free to download, with no in-app purchases.

### Do アメフラシ or 惑星AR have ads?

Neither アメフラシ nor 惑星AR shows ads.

### Which is updated more often, アメフラシ or 惑星AR?

アメフラシ ships an update every 53 months, and 惑星AR every 7 months. Most recently, アメフラシ was updated on November 3, 2026 and 惑星AR on November 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*