# 2級ボイラーの森 vs ガス主任技術者 丙種 | 2026年対策問題

The clearest difference is in-app purchases: ガス主任技術者 丙種 | 2026年対策問題 at none against 2級ボイラーの森's 1. 2級ボイラーの森's advantage is iOS requirement (15.6 vs 17.0). On update cadence, ads and device support there is nothing between them.

2級ボイラーの森 ships an update every 3 weeks, ガス主任技術者 丙種 | 2026年対策問題 every 2 weeks. The most recent releases landed on October 30, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | 2級ボイラーの森 | ガス主任技術者 丙種 | 2026年対策問題 |
| --- | --- | --- |
| Price | **Free** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Size | 99 MB | 5 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [合同会社OLA](https://appshunter.io/developer/1832165711) | [Masaki Kobayashi](https://appshunter.io/developer/1882180437) |

## What reviewers say

### 2級ボイラーの森

[App page](https://appshunter.io/ios/app/2/id6747311296)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| すべての年度がアンロックされます | $3.99 | one-time |


### ガス主任技術者 丙種 | 2026年対策問題

[App page](https://appshunter.io/ios/app/2026/id6774122311)

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

**In-app purchases:** none


## Frequently asked questions

### Is 2級ボイラーの森 free?

2級ボイラーの森 is free to download, with in-app purchases available.

### Is ガス主任技術者 丙種 | 2026年対策問題 free?

Pricing for ガス主任技術者 丙種 | 2026年対策問題 is not currently listed on the App Store.

### Do 2級ボイラーの森 or ガス主任技術者 丙種 | 2026年対策問題 have ads?

Neither 2級ボイラーの森 nor ガス主任技術者 丙種 | 2026年対策問題 shows ads.

### Which is updated more often, 2級ボイラーの森 or ガス主任技術者 丙種 | 2026年対策問題?

2級ボイラーの森 ships an update every 3 weeks, and ガス主任技術者 丙種 | 2026年対策問題 every 2 weeks. Most recently, 2級ボイラーの森 was updated on October 30, 2026 and ガス主任技術者 丙種 | 2026年対策問題 on November 13, 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.*