# ポモドーロ式数学Ⅰ・A特訓 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 price: アプ問 有機化学 | 共通テスト・大学受験 一問一答 at Free against ポモドーロ式数学Ⅰ・A特訓's $4.99. アプ問 有機化学 | 共通テスト・大学受験 一問一答 also leads on device support (3 vs 1) and iOS requirement (15.0 vs 18.5). ポモドーロ式数学Ⅰ・A特訓's advantage is in-app purchases (none vs 8) and ads (none vs shown).

アプ問 有機化学 | 共通テスト・大学受験 一問一答 is free to download; ポモドーロ式数学Ⅰ・A特訓 costs $4.99 up front. 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. ポモドーロ式数学Ⅰ・A特訓 asks for nothing beyond the download.

ポモドーロ式数学Ⅰ・A特訓 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 November 5, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | ポモドーロ式数学Ⅰ・A特訓 | アプ問 有機化学 | 共通テスト・大学受験 一問一答 |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Every 8 days |
| Monetization | Paid | — |
| Size | 1 MB | 46 MB |
| Requires iOS | 18.5 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shu Tanaka](https://appshunter.io/developer/1819985354) | [Himeka Saito](https://appshunter.io/developer/6819685777) |

## What reviewers say

### ポモドーロ式数学Ⅰ・A特訓

[App page](https://appshunter.io/ios/app/a/id6747566402)

Master math I & A with focused practice using the Pomodoro Technique. This app emphasizes writing solutions on paper, minimizing screen time to build calculation and descriptive skills. Track your progress and identify weak areas with 400 curated problems.

**Highlights:** Pomodoro Technique for focused study, Paper-based problem solving, 400 curated math problems, Progress tracking and weak area visualization, Offline access, No login required

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

**In-app purchases:** none


### 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 ポモドーロ式数学Ⅰ・A特訓 free?

ポモドーロ式数学Ⅰ・A特訓 costs $4.99, with no in-app purchases.

### 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 ポモドーロ式数学Ⅰ・A特訓 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; ポモドーロ式数学Ⅰ・A特訓 does not.

### Which is updated more often, ポモドーロ式数学Ⅰ・A特訓 or アプ問 有機化学 | 共通テスト・大学受験 一問一答?

ポモドーロ式数学Ⅰ・A特訓 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, ポモドーロ式数学Ⅰ・A特訓 was updated on November 5, 2026 and アプ問 有機化学 | 共通テスト・大学受験 一問一答 on November 13, 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.*