# AI先生　第一種電気主任技術者試験 vs エネルギー管理士 試験対策

The clearest difference is ads: エネルギー管理士 試験対策 at none against AI先生　第一種電気主任技術者試験's shown. エネルギー管理士 試験対策 also leads on update cadence (every 11 days vs every 8 months) and iOS requirement (15.1 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. AI先生　第一種電気主任技術者試験 sells 2 in-app purchases, starting at $5.99 per month and エネルギー管理士 試験対策 sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

AI先生　第一種電気主任技術者試験 ships an update every 8 months, エネルギー管理士 試験対策 every 11 days. The most recent releases landed on October 25, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | AI先生　第一種電気主任技術者試験 | エネルギー管理士 試験対策 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 8 months | **Every 11 days** |
| Size | 8 MB | 54 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [reiko hori](https://appshunter.io/developer/1777370692) | [TAKANORI TAKEUCHI](https://appshunter.io/developer/1871324782) |

## What reviewers say

### AI先生　第一種電気主任技術者試験

[App page](https://appshunter.io/ios/app/ai/id6738368835)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PROプラン | $5.99 | per month |
| PREMIUMプラン | $29.99 | per month |


### エネルギー管理士 試験対策

[App page](https://appshunter.io/ios/app/id6768010528)

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 課目Ⅱ 熱と流体 基本問題 | $2.99 | one-time |
| 課目Ⅲ 燃料と燃焼 基本問題 | $2.99 | one-time |
| 課目Ⅳ 熱利用設備 基本問題 | $2.99 | one-time |
| 課目Ⅰ エネルギー総合管理及び法規 論点まとめ | $2.99 | one-time |
| 課目Ⅱ 電気の基礎 論点まとめ | $2.99 | one-time |
| 課目Ⅲ 電気設備及び機器 論点まとめ | $2.99 | one-time |
| 課目Ⅳ 電力応用 論点まとめ | $2.99 | one-time |
| 課目Ⅱ 熱と流体の流れの基礎 論点まとめ | $2.99 | one-time |
| 課目Ⅲ 燃料と燃焼 論点まとめ | $2.99 | one-time |
| 課目Ⅳ 熱利用設備 論点まとめ | $2.99 | one-time |


## Frequently asked questions

### Is AI先生　第一種電気主任技術者試験 free?

AI先生　第一種電気主任技術者試験 is free to download, with in-app purchases available.

### Is エネルギー管理士 試験対策 free?

エネルギー管理士 試験対策 is free to download, with in-app purchases available.

### Do AI先生　第一種電気主任技術者試験 or エネルギー管理士 試験対策 have ads?

AI先生　第一種電気主任技術者試験 shows ads; エネルギー管理士 試験対策 does not.

### Which is updated more often, AI先生　第一種電気主任技術者試験 or エネルギー管理士 試験対策?

AI先生　第一種電気主任技術者試験 ships an update every 8 months, and エネルギー管理士 試験対策 every 11 days. Most recently, AI先生　第一種電気主任技術者試験 was updated on October 25, 2026 and エネルギー管理士 試験対策 on October 6, 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.*