# 情報Ｉ｜アシストシステム vs ポモドーロ式数学Ⅱ・B特訓

The clearest difference is price: 情報Ｉ｜アシストシステム at Free against ポモドーロ式数学Ⅱ・B特訓's $4.99. 情報Ｉ｜アシストシステム also leads on iOS requirement (15.0 vs 18.5). ポモドーロ式数学Ⅱ・B特訓's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.

情報Ｉ｜アシストシステム is free to download; ポモドーロ式数学Ⅱ・B特訓 costs $4.99 up front. 情報Ｉ｜アシストシステム sells 1 one-off in-app purchase. ポモドーロ式数学Ⅱ・B特訓 asks for nothing beyond the download.

情報Ｉ｜アシストシステム ships an update monthly, ポモドーロ式数学Ⅱ・B特訓 daily. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 情報Ｉ｜アシストシステム | ポモドーロ式数学Ⅱ・B特訓 |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Daily** |
| Monetization | — | Paid |
| Size | 200 MB | 1 MB |
| Requires iOS | **15.0** | 18.5 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Tsuyoshi Hayakawa](https://appshunter.io/developer/314516929) | [Shu Tanaka](https://appshunter.io/developer/1819985354) |

## What reviewers say

### 情報Ｉ｜アシストシステム

[App page](https://appshunter.io/ios/app/id6553995227)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 問題・解説追加 | $2.99 | one-time |


### ポモドーロ式数学Ⅱ・B特訓

[App page](https://appshunter.io/ios/app/b/id6747583287)

This app helps students master challenging math concepts for university entrance exams. It uses a focused, timed practice method combined with manual problem-solving to build calculation stamina and understanding. Track your progress and identify weak areas for strategic improvement.

**Highlights:** Timed practice sessions (Pomodoro technique), Focus on writing and manual problem-solving, Over 520 curated standard problems, Progress tracking and weakness identification, Offline use, no login required, One-time purchase, no ads or in-app purchases

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

**In-app purchases:** none


## Frequently asked questions

### Is 情報Ｉ｜アシストシステム free?

情報Ｉ｜アシストシステム is free to download, with in-app purchases available.

### Is ポモドーロ式数学Ⅱ・B特訓 free?

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

### Do 情報Ｉ｜アシストシステム or ポモドーロ式数学Ⅱ・B特訓 have ads?

情報Ｉ｜アシストシステム shows ads; ポモドーロ式数学Ⅱ・B特訓 does not.

### Which is updated more often, 情報Ｉ｜アシストシステム or ポモドーロ式数学Ⅱ・B特訓?

情報Ｉ｜アシストシステム ships an update monthly, and ポモドーロ式数学Ⅱ・B特訓 daily. Most recently, 情報Ｉ｜アシストシステム was updated on October 24, 2026 and ポモドーロ式数学Ⅱ・B特訓 on October 7, 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.*