# AI先生　第一種電気工事士 vs 電工2種トレ｜第二種電気工事士 過去問

The clearest difference is in-app purchases: AI先生　第一種電気工事士 at none against 電工2種トレ｜第二種電気工事士 過去問's 1. 電工2種トレ｜第二種電気工事士 過去問's advantage is update cadence (every 3 days vs every 2 weeks) and iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. 電工2種トレ｜第二種電気工事士 過去問 sells 1 one-off in-app purchase. AI先生　第一種電気工事士 asks for nothing beyond the download.

AI先生　第一種電気工事士 ships an update every 2 weeks, 電工2種トレ｜第二種電気工事士 過去問 every 3 days. The most recent releases landed on September 30, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | AI先生　第一種電気工事士 | 電工2種トレ｜第二種電気工事士 過去問 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Size | 7 MB | 54 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [reiko hori](https://appshunter.io/developer/1777370692) | [keisuke okuno](https://appshunter.io/developer/6779085862) |

## What reviewers say

### AI先生　第一種電気工事士

[App page](https://appshunter.io/ios/app/ai/id6738264678)

**Features:** macOS Compatibility

**In-app purchases:** none


### 電工2種トレ｜第二種電気工事士 過去問

[App page](https://appshunter.io/ios/app/2/id6788434243)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 買い切り（PRO） | $9.99 | one-time |


## Frequently asked questions

### Is AI先生　第一種電気工事士 free?

AI先生　第一種電気工事士 is free to download, with no in-app purchases.

### Is 電工2種トレ｜第二種電気工事士 過去問 free?

電工2種トレ｜第二種電気工事士 過去問 is free to download, with in-app purchases available.

### Do AI先生　第一種電気工事士 or 電工2種トレ｜第二種電気工事士 過去問 have ads?

Both AI先生　第一種電気工事士 and 電工2種トレ｜第二種電気工事士 過去問 show ads.

### Which is updated more often, AI先生　第一種電気工事士 or 電工2種トレ｜第二種電気工事士 過去問?

AI先生　第一種電気工事士 ships an update every 2 weeks, and 電工2種トレ｜第二種電気工事士 過去問 every 3 days. Most recently, AI先生　第一種電気工事士 was updated on September 30, 2026 and 電工2種トレ｜第二種電気工事士 過去問 on October 14, 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.*