# 第二種 電気工事士｜試験対策問題学習アプリ vs ＡＩ先生

The clearest difference is ads: ＡＩ先生 at none against 第二種 電気工事士｜試験対策問題学習アプリ's shown. ＡＩ先生 also leads on update cadence (every 3 months vs every 24 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. 第二種 電気工事士｜試験対策問題学習アプリ sells 1 one-off in-app purchase and ＡＩ先生 sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

第二種 電気工事士｜試験対策問題学習アプリ ships an update every 24 months, ＡＩ先生 every 3 months. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 第二種 電気工事士｜試験対策問題学習アプリ | ＡＩ先生 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 24 months | **Every 3 months** |
| Size | 20 MB | 67 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SAKURA LLC](https://appshunter.io/developer/982915828) | [Sinji Sato](https://appshunter.io/developer/1437043041) |

## What reviewers say

### 第二種 電気工事士｜試験対策問題学習アプリ

[App page](https://appshunter.io/ios/app/id6443772658)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 有料問題 | $2.99 | one-time |


### ＡＩ先生

[App page](https://appshunter.io/ios/app/id6754325125)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| スタンダード　プラン | $5.99 | per month |
| プロ　プラン | $19.99 | per month |


## Frequently asked questions

### Is 第二種 電気工事士｜試験対策問題学習アプリ free?

第二種 電気工事士｜試験対策問題学習アプリ is free to download, with in-app purchases available.

### Is ＡＩ先生 free?

ＡＩ先生 is free to download, with in-app purchases available.

### Do 第二種 電気工事士｜試験対策問題学習アプリ or ＡＩ先生 have ads?

第二種 電気工事士｜試験対策問題学習アプリ shows ads; ＡＩ先生 does not.

### Which is updated more often, 第二種 電気工事士｜試験対策問題学習アプリ or ＡＩ先生?

第二種 電気工事士｜試験対策問題学習アプリ ships an update every 24 months, and ＡＩ先生 every 3 months. Most recently, 第二種 電気工事士｜試験対策問題学習アプリ was updated on October 27, 2026 and ＡＩ先生 on October 25, 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.*