# Space Vocab vs 天文宇宙検定1級 過去問・暗記アプリ

The clearest difference is update cadence: 天文宇宙検定1級 過去問・暗記アプリ at every 2 weeks against Space Vocab's every 2 months. Space Vocab's advantage is iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Space Vocab sells 3 in-app purchases, starting at $0.99 per 7 days and 天文宇宙検定1級 過去問・暗記アプリ sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Space Vocab ships an update every 2 months, 天文宇宙検定1級 過去問・暗記アプリ every 2 weeks. The most recent releases landed on October 28, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Space Vocab | 天文宇宙検定1級 過去問・暗記アプリ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Size | 83 MB | 42 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Creatopia Inc.](https://appshunter.io/developer/1523447963) | [Hajime App Lab](https://appshunter.io/developer/1704838092) |

## What reviewers say

### Space Vocab

[App page](https://appshunter.io/ios/app/space-vocab/id6764549960)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (Weekly) | $0.99 | per 7 days |
| Premium (Monthly) | $2.99 | per month |
| Premium (Yearly) | $24.99 | per year |


### 天文宇宙検定1級 過去問・暗記アプリ

[App page](https://appshunter.io/ios/app/1/id6784950185)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告削除 | $3.99 | one-time |
| 全問題解放 | $3.99 | one-time |
| 広告削除+全問題解放 | $5.99 | one-time |


## Frequently asked questions

### Is Space Vocab free?

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

### Is 天文宇宙検定1級 過去問・暗記アプリ free?

天文宇宙検定1級 過去問・暗記アプリ is free to download, with in-app purchases available.

### Do Space Vocab or 天文宇宙検定1級 過去問・暗記アプリ have ads?

Both Space Vocab and 天文宇宙検定1級 過去問・暗記アプリ show ads.

### Which is updated more often, Space Vocab or 天文宇宙検定1級 過去問・暗記アプリ?

Space Vocab ships an update every 2 months, and 天文宇宙検定1級 過去問・暗記アプリ every 2 weeks. Most recently, Space Vocab was updated on October 28, 2026 and 天文宇宙検定1級 過去問・暗記アプリ on October 23, 2026.

---

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