# ボイラー技士2級過去問集min vs 2級ボイラーの森

The clearest difference is in-app purchases: ボイラー技士2級過去問集min at none against 2級ボイラーの森's 1. ボイラー技士2級過去問集min also leads on iOS requirement (11.0 vs 15.6). 2級ボイラーの森's advantage is update cadence (every 3 weeks vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. 2級ボイラーの森 sells 1 one-off in-app purchase. ボイラー技士2級過去問集min asks for nothing beyond the download.

ボイラー技士2級過去問集min ships an update every 4 months, 2級ボイラーの森 every 3 weeks. The most recent releases landed on August 24, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | ボイラー技士2級過去問集min | 2級ボイラーの森 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 34 MB | 99 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Isobe masayuki](https://appshunter.io/developer/1702442478) | [合同会社OLA](https://appshunter.io/developer/1832165711) |

## What reviewers say

### ボイラー技士2級過去問集min

[App page](https://appshunter.io/ios/app/2min/id6473094969)

This app offers a streamlined way to study for the Boiler Engineer Level 2 exam. It features past exam questions in a Q&A format with explanations, allowing for flexible and efficient learning anytime, anywhere.

**Highlights:** Past exam questions, Q&A format with explanations, Learn anytime, anywhere, Covers exam scope, Understand exam trends

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

**In-app purchases:** none


### 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 | $2.99 | one-time |


## Frequently asked questions

### Is ボイラー技士2級過去問集min free?

ボイラー技士2級過去問集min is free to download, with no in-app purchases.

### 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.

### Do ボイラー技士2級過去問集min or 2級ボイラーの森 have ads?

Neither ボイラー技士2級過去問集min nor 2級ボイラーの森 shows ads.

### Which is updated more often, ボイラー技士2級過去問集min or 2級ボイラーの森?

ボイラー技士2級過去問集min ships an update every 4 months, and 2級ボイラーの森 every 3 weeks. Most recently, ボイラー技士2級過去問集min was updated on August 24, 2026 and 2級ボイラーの森 on September 12, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*