# 潜水士免許試験問題集Lite vs 潜水士 一問一答 試験対策問題集

The clearest difference is in-app purchases: 潜水士免許試験問題集Lite at none against 潜水士 一問一答 試験対策問題集's 1. 潜水士 一問一答 試験対策問題集's advantage is update cadence (every 4 days vs every 3 months) and iOS requirement (16.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. 潜水士 一問一答 試験対策問題集 sells 1 one-off in-app purchase. 潜水士免許試験問題集Lite asks for nothing beyond the download.

潜水士免許試験問題集Lite ships an update every 3 months, 潜水士 一問一答 試験対策問題集 every 4 days. The most recent releases landed on September 25, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | 潜水士免許試験問題集Lite | 潜水士 一問一答 試験対策問題集 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 days** |
| Size | 1 MB | 9 MB |
| Requires iOS | 26.0 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ammi Sato](https://appshunter.io/developer/1895334718) | [Particles and Waves](https://appshunter.io/developer/1812653811) |

## What reviewers say

### 潜水士免許試験問題集Lite

[App page](https://appshunter.io/ios/app/lite/id6754304744)

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

**In-app purchases:** none


### 潜水士 一問一答 試験対策問題集

[App page](https://appshunter.io/ios/app/id6812901669)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro (Full Unlock) | $2.99 | one-time |


## Frequently asked questions

### Is 潜水士免許試験問題集Lite free?

潜水士免許試験問題集Lite is free to download, with no in-app purchases.

### Is 潜水士 一問一答 試験対策問題集 free?

潜水士 一問一答 試験対策問題集 is free to download, with in-app purchases available.

### Do 潜水士免許試験問題集Lite or 潜水士 一問一答 試験対策問題集 have ads?

Neither 潜水士免許試験問題集Lite nor 潜水士 一問一答 試験対策問題集 shows ads.

### Which is updated more often, 潜水士免許試験問題集Lite or 潜水士 一問一答 試験対策問題集?

潜水士免許試験問題集Lite ships an update every 3 months, and 潜水士 一問一答 試験対策問題集 every 4 days. Most recently, 潜水士免許試験問題集Lite was updated on September 25, 2026 and 潜水士 一問一答 試験対策問題集 on October 9, 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.*