# ボイラー整備士問題集　りすさんシリーズ vs 1級ボイラー技士対策

The clearest difference is update cadence: 1級ボイラー技士対策 at every 3 weeks against ボイラー整備士問題集　りすさんシリーズ's every 22 months. 1級ボイラー技士対策 also leads on iOS requirement (15.1 vs 18.6). ボイラー整備士問題集　りすさんシリーズ's advantage is price ($2.99 vs $4.99). On ads, in-app purchases and device support there is nothing between them.

ボイラー整備士問題集　りすさんシリーズ costs $2.99 and 1級ボイラー技士対策 $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ボイラー整備士問題集　りすさんシリーズ ships an update every 22 months, 1級ボイラー技士対策 every 3 weeks. The most recent releases landed on September 23, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | ボイラー整備士問題集　りすさんシリーズ | 1級ボイラー技士対策 |
| --- | --- | --- |
| Price | **$2.99** | $4.99 |
| Positive reviews | 14.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 22 months | **Every 3 weeks** |
| Size | 8 MB | 34 MB |
| Requires iOS | 18.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kazuki Baba](https://appshunter.io/developer/903350438) | [satoshi yoshida](https://appshunter.io/developer/1873856165) |

## What reviewers say

### ボイラー整備士問題集　りすさんシリーズ

[App page](https://appshunter.io/ios/app/id1114494983)

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is ボイラー整備士問題集　りすさんシリーズ free?

ボイラー整備士問題集　りすさんシリーズ costs $2.99, with no in-app purchases.

### 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.

### Do ボイラー整備士問題集　りすさんシリーズ or 1級ボイラー技士対策 have ads?

Neither ボイラー整備士問題集　りすさんシリーズ nor 1級ボイラー技士対策 shows ads.

### Which is updated more often, ボイラー整備士問題集　りすさんシリーズ or 1級ボイラー技士対策?

ボイラー整備士問題集　りすさんシリーズ ships an update every 22 months, and 1級ボイラー技士対策 every 3 weeks. Most recently, ボイラー整備士問題集　りすさんシリーズ was updated on September 23, 2026 and 1級ボイラー技士対策 on September 19, 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.*