# 潜水士免許試験問題集 vs Hula Note

The clearest difference is update cadence: Hula Note at every 2 days against 潜水士免許試験問題集's every 3 months. Hula Note also leads on iOS requirement (13.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

潜水士免許試験問題集 costs $3.99 and Hula Note $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

潜水士免許試験問題集 ships an update every 3 months, Hula Note every 2 days. The most recent releases landed on September 25, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | 潜水士免許試験問題集 | Hula Note |
| --- | --- | --- |
| Price | $3.99 | $3.99 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 days** |
| Size | 2 MB | 23 MB |
| Requires iOS | 26.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ammi Sato](https://appshunter.io/developer/1895334718) | [Daisuke Yoshimi](https://appshunter.io/developer/1734564988) |

## What reviewers say

### 潜水士免許試験問題集

[App page](https://appshunter.io/ios/app/id6754829476)

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

**In-app purchases:** none


### Hula Note

[App page](https://appshunter.io/ios/app/hula-note/id6792504521)

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

**In-app purchases:** none


## Frequently asked questions

### Is 潜水士免許試験問題集 free?

潜水士免許試験問題集 costs $3.99, with no in-app purchases.

### Is Hula Note free?

Hula Note costs $3.99, with no in-app purchases.

### Do 潜水士免許試験問題集 or Hula Note have ads?

Neither 潜水士免許試験問題集 nor Hula Note shows ads.

### Which is updated more often, 潜水士免許試験問題集 or Hula Note?

潜水士免許試験問題集 ships an update every 3 months, and Hula Note every 2 days. Most recently, 潜水士免許試験問題集 was updated on September 25, 2026 and Hula Note on September 24, 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.*