# 1級ボイラー技士対策 vs 一級ボイラー技士 | 2026年対策問題

The clearest difference is price: 一級ボイラー技士 | 2026年対策問題 at $1.99 against 1級ボイラー技士対策's $4.99. 1級ボイラー技士対策's advantage is iOS requirement (15.1 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

1級ボイラー技士対策 costs $4.99 and 一級ボイラー技士 | 2026年対策問題 $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 1級ボイラー技士対策 | 一級ボイラー技士 | 2026年対策問題 |
| --- | --- | --- |
| Price | $4.99 | **$1.99** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Size | 34 MB | 5 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [satoshi yoshida](https://appshunter.io/developer/1873856165) | [Masaki Kobayashi](https://appshunter.io/developer/1882180437) |

## What reviewers say

### 1級ボイラー技士対策

[App page](https://appshunter.io/ios/app/1/id6766147303)

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

**In-app purchases:** none


### 一級ボイラー技士 | 2026年対策問題

[App page](https://appshunter.io/ios/app/2026/id6777718399)

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

**In-app purchases:** none


## Frequently asked questions

### Is 1級ボイラー技士対策 free?

1級ボイラー技士対策 costs $4.99, with no in-app purchases.

### Is 一級ボイラー技士 | 2026年対策問題 free?

一級ボイラー技士 | 2026年対策問題 costs $1.99, with no in-app purchases.

### Do 1級ボイラー技士対策 or 一級ボイラー技士 | 2026年対策問題 have ads?

Neither 1級ボイラー技士対策 nor 一級ボイラー技士 | 2026年対策問題 shows ads.

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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.*