# 東アルメニア語辞書 vs Astrarium

The clearest difference is price: Astrarium at Free against 東アルメニア語辞書's $4.99. 東アルメニア語辞書's advantage is in-app purchases (none vs 2) and iOS requirement (15.1 vs 17.0). On update cadence, ads and device support there is nothing between them.

Astrarium is free to download; 東アルメニア語辞書 costs $4.99 up front. Astrarium sells 2 in-app purchases, starting at $3.99 per month. 東アルメニア語辞書 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 10 days. The most recent releases landed on October 31, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | 東アルメニア語辞書 | Astrarium |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | Every 10 days |
| Monetization | — | Free |
| Size | 450 MB | 169 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPad, iPod, Mac | iPhone, iPad, Mac, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Yeongho Lee](https://appshunter.io/developer/6793408102) | [Shinsuke Abe](https://appshunter.io/developer/6790818921) |

## What reviewers say

### 東アルメニア語辞書

[App page](https://appshunter.io/ios/app/id6793408100)

**Features:** Vision Pro support

**In-app purchases:** none


### Astrarium

[App page](https://appshunter.io/ios/app/astrarium/id6795053748)

Explore the cosmos with an offline planetarium and sky atlas. View stars, nebulae, constellations, planets, and more with detailed information and adjustable time settings. Includes augmented reality features and export options.

**Highlights:** Offline sky charting, Detailed star and object catalogs, Adjustable time and location settings, Augmented reality view, Meteor shower calendar, Satellite tracking, PNG/PDF export

**Features:** Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Astrarium Pro Monthly | $3.99 | per month |
| Astrarium Pro Yearly | $39.99 | per year |


## Frequently asked questions

### Is 東アルメニア語辞書 free?

東アルメニア語辞書 costs $4.99, with no in-app purchases.

### Is Astrarium free?

Astrarium is free to download, with in-app purchases available.

### Do 東アルメニア語辞書 or Astrarium have ads?

Neither 東アルメニア語辞書 nor Astrarium shows ads.

### Which is updated more often, 東アルメニア語辞書 or Astrarium?

東アルメニア語辞書 ships an update every 10 days, and Astrarium every 10 days. Most recently, 東アルメニア語辞書 was updated on October 31, 2026 and Astrarium on November 6, 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.*