# タッチ教科書 小学３年算数 vs 危険物乙4 問題集

The clearest difference is update cadence: 危険物乙4 問題集 at weekly against タッチ教科書 小学３年算数's every 25 months. タッチ教科書 小学３年算数's advantage is iOS requirement (12.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. タッチ教科書 小学３年算数 sells 2 one-off in-app purchases and 危険物乙4 問題集 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

タッチ教科書 小学３年算数 ships an update every 25 months, 危険物乙4 問題集 weekly. The most recent releases landed on October 12, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | タッチ教科書 小学３年算数 | 危険物乙4 問題集 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 25 months | **Weekly** |
| Size | 49 MB | 14 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [がくげい](https://appshunter.io/developer/415230275) | [RIVERSHIP](https://appshunter.io/developer/6780804499) |

## What reviewers say

### タッチ教科書 小学３年算数

[App page](https://appshunter.io/ios/app/id1280284429)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 7日間お試し | Free | one-time |
| アップグレード | $10.99 | one-time |


### 危険物乙4 問題集

[App page](https://appshunter.io/ios/app/4/id6785840919)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 全問題アンロック | $4.99 | one-time |


## Frequently asked questions

### Is タッチ教科書 小学３年算数 free?

タッチ教科書 小学３年算数 is free to download, with in-app purchases available.

### Is 危険物乙4 問題集 free?

危険物乙4 問題集 is free to download, with in-app purchases available.

### Do タッチ教科書 小学３年算数 or 危険物乙4 問題集 have ads?

Neither タッチ教科書 小学３年算数 nor 危険物乙4 問題集 shows ads.

### Which is updated more often, タッチ教科書 小学３年算数 or 危険物乙4 問題集?

タッチ教科書 小学３年算数 ships an update every 25 months, and 危険物乙4 問題集 weekly. Most recently, タッチ教科書 小学３年算数 was updated on October 12, 2026 and 危険物乙4 問題集 on October 11, 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.*