# 進数ノック vs アプ問 有機化学 | 共通テスト・大学受験 一問一答

The clearest difference is ads: 進数ノック at none against アプ問 有機化学 | 共通テスト・大学受験 一問一答's shown. 進数ノック also leads on update cadence (daily vs every 8 days). アプ問 有機化学 | 共通テスト・大学受験 一問一答's advantage is iOS requirement (15.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. 進数ノック sells 1 one-off in-app purchase and アプ問 有機化学 | 共通テスト・大学受験 一問一答 sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

進数ノック ships an update daily, アプ問 有機化学 | 共通テスト・大学受験 一問一答 every 8 days. The most recent releases landed on October 31, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | 進数ノック | アプ問 有機化学 | 共通テスト・大学受験 一問一答 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Every 8 days |
| Size | 6 MB | 46 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hikaru Hakata](https://appshunter.io/developer/6796209163) | [Himeka Saito](https://appshunter.io/developer/6819685777) |

## What reviewers say

### 進数ノック

[App page](https://appshunter.io/ios/app/radixdrill/id6796209161)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示 | $1.99 | one-time |


### アプ問 有機化学 | 共通テスト・大学受験 一問一答

[App page](https://appshunter.io/ios/app/id6806712428)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| テーマ：さくら | $0.49 | one-time |
| テーマ：ダーク | $0.49 | one-time |
| テーマ：もみじ | $0.49 | one-time |
| テーマ：オーシャン | $0.49 | one-time |
| 音声で暗記（全語） | $1.99 | one-time |
| 予想問題 セット2〜5 | $2.99 | one-time |
| 全問題解放 & 広告削除 | $2.99 | one-time |
| フル解放パック | $5.99 | one-time |


## Frequently asked questions

### Is 進数ノック free?

進数ノック is free to download, with in-app purchases available.

### Is アプ問 有機化学 | 共通テスト・大学受験 一問一答 free?

アプ問 有機化学 | 共通テスト・大学受験 一問一答 is free to download, with in-app purchases available.

### Do 進数ノック or アプ問 有機化学 | 共通テスト・大学受験 一問一答 have ads?

アプ問 有機化学 | 共通テスト・大学受験 一問一答 shows ads; 進数ノック does not.

### Which is updated more often, 進数ノック or アプ問 有機化学 | 共通テスト・大学受験 一問一答?

進数ノック ships an update daily, and アプ問 有機化学 | 共通テスト・大学受験 一問一答 every 8 days. Most recently, 進数ノック was updated on October 31, 2026 and アプ問 有機化学 | 共通テスト・大学受験 一問一答 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.*