# 回路マスター 電工・電験・物理の回路図問題集 vs 電工1種トレ｜第一種電気工事士 過去問

The clearest difference is ads: 回路マスター 電工・電験・物理の回路図問題集 at none against 電工1種トレ｜第一種電気工事士 過去問's shown. 電工1種トレ｜第一種電気工事士 過去問's advantage is update cadence (every 4 days vs every 3 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. 回路マスター 電工・電験・物理の回路図問題集 sells 2 one-off in-app purchases and 電工1種トレ｜第一種電気工事士 過去問 sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

回路マスター 電工・電験・物理の回路図問題集 ships an update every 3 months, 電工1種トレ｜第一種電気工事士 過去問 every 4 days. The most recent releases landed on October 9, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | 回路マスター 電工・電験・物理の回路図問題集 | 電工1種トレ｜第一種電気工事士 過去問 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 4 days** |
| Size | 60 MB | 57 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [shinichi kinuwaki](https://appshunter.io/developer/1847823851) | [keisuke okuno](https://appshunter.io/developer/6779085862) |

## What reviewers say

### 回路マスター 電工・電験・物理の回路図問題集

[App page](https://appshunter.io/ios/app/id6785705381)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 基礎編モードの解放 | $3.99 | one-time |
| 応用編モードの解放 | $3.99 | one-time |


### 電工1種トレ｜第一種電気工事士 過去問

[App page](https://appshunter.io/ios/app/1/id6789540847)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月額プラン | $9.99 | per month |
| 買い切り（PRO） | $9.99 | one-time |


## Frequently asked questions

### Is 回路マスター 電工・電験・物理の回路図問題集 free?

回路マスター 電工・電験・物理の回路図問題集 is free to download, with in-app purchases available.

### Is 電工1種トレ｜第一種電気工事士 過去問 free?

電工1種トレ｜第一種電気工事士 過去問 is free to download, with in-app purchases available.

### Do 回路マスター 電工・電験・物理の回路図問題集 or 電工1種トレ｜第一種電気工事士 過去問 have ads?

電工1種トレ｜第一種電気工事士 過去問 shows ads; 回路マスター 電工・電験・物理の回路図問題集 does not.

### Which is updated more often, 回路マスター 電工・電験・物理の回路図問題集 or 電工1種トレ｜第一種電気工事士 過去問?

回路マスター 電工・電験・物理の回路図問題集 ships an update every 3 months, and 電工1種トレ｜第一種電気工事士 過去問 every 4 days. Most recently, 回路マスター 電工・電験・物理の回路図問題集 was updated on October 9, 2026 and 電工1種トレ｜第一種電気工事士 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.*