# 回路マスター 電工・電験・物理の回路図問題集 vs 消防設備士 甲4 試験対策

The clearest difference is price: 回路マスター 電工・電験・物理の回路図問題集 at Free against 消防設備士 甲4 試験対策's $9.99. 消防設備士 甲4 試験対策's advantage is update cadence (every 8 days vs every 3 months) and iOS requirement (15.0 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

回路マスター 電工・電験・物理の回路図問題集 is free to download; 消防設備士 甲4 試験対策 costs $9.99 up front. 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 消防設備士 甲4 試験対策 sells 1 one-off in-app purchase. 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, 消防設備士 甲4 試験対策 every 8 days. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | 回路マスター 電工・電験・物理の回路図問題集 | 消防設備士 甲4 試験対策 |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 8 days** |
| Size | 60 MB | 3 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [shinichi kinuwaki](https://appshunter.io/developer/1847823851) | [matsuo konan](https://appshunter.io/developer/6772919772) |

## 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 |


### 消防設備士 甲4 試験対策

[App page](https://appshunter.io/ios/app/4/id6786774938)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 全問題解放 | $6.99 | 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 消防設備士 甲4 試験対策 free?

消防設備士 甲4 試験対策 costs $9.99, and also offers in-app purchases.

### Do 回路マスター 電工・電験・物理の回路図問題集 or 消防設備士 甲4 試験対策 have ads?

Neither 回路マスター 電工・電験・物理の回路図問題集 nor 消防設備士 甲4 試験対策 shows ads.

### 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 消防設備士 甲4 試験対策?

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 消防設備士 甲4 試験対策 every 8 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 25, 2026 and 消防設備士 甲4 試験対策 on October 28, 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.*