# M vs 消防設備士 甲4 | 2026年対策問題

The clearest difference is price: M at Free against 消防設備士 甲4 | 2026年対策問題's $1.99. M also leads on update cadence (every 3 weeks vs every 2 months) and iOS requirement (15.0 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

M is free to download; 消防設備士 甲4 | 2026年対策問題 costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

M ships an update every 3 weeks, 消防設備士 甲4 | 2026年対策問題 every 2 months. The most recent releases landed on October 8, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | M | 消防設備士 甲4 | 2026年対策問題 |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Size | 72 MB | 6 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Eisuke Togashi](https://appshunter.io/developer/592398746) | [Masaki Kobayashi](https://appshunter.io/developer/1882180437) |

## What reviewers say

### M

[App page](https://appshunter.io/ios/app/m-logger-server/id1599907037)

**Features:** macOS Compatibility

**In-app purchases:** none


### 消防設備士 甲4 | 2026年対策問題

[App page](https://appshunter.io/ios/app/4-2026/id6776248714)

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

**In-app purchases:** none


## Frequently asked questions

### Is M free?

M is free to download, with no in-app purchases.

### Is 消防設備士 甲4 | 2026年対策問題 free?

消防設備士 甲4 | 2026年対策問題 costs $1.99, with no in-app purchases.

### Do M or 消防設備士 甲4 | 2026年対策問題 have ads?

Neither M nor 消防設備士 甲4 | 2026年対策問題 shows ads.

### Which is updated more often, M or 消防設備士 甲4 | 2026年対策問題?

M ships an update every 3 weeks, and 消防設備士 甲4 | 2026年対策問題 every 2 months. Most recently, M was updated on October 8, 2026 and 消防設備士 甲4 | 2026年対策問題 on October 12, 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.*