# Screen Checker2 vs 海の幸ルールブック

The clearest difference is price: 海の幸ルールブック at Free against Screen Checker2's $0.29. 海の幸ルールブック also leads on update cadence (every 2 days vs every 3 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

海の幸ルールブック is free to download; Screen Checker2 costs $0.29 up front. Neither carries in-app purchases, so what you see is what you pay.

Screen Checker2 ships an update every 3 months, 海の幸ルールブック every 2 days. The most recent releases landed on October 9, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Screen Checker2 | 海の幸ルールブック |
| --- | --- | --- |
| Price | $0.29 | **Free** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 days** |
| Size | 7 MB | 81 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nanjing Yunxiaochuang Technology Co., Ltd](https://appshunter.io/developer/1454457703) | [ERIKO KONNO](https://appshunter.io/developer/1896672788) |

## What reviewers say

### Screen Checker2

[App page](https://appshunter.io/ios/app/screen-checker2/id6767191780)

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

**In-app purchases:** none


### 海の幸ルールブック

[App page](https://appshunter.io/ios/app/id6769605786)

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

**In-app purchases:** none


## Frequently asked questions

### Is Screen Checker2 free?

Screen Checker2 costs $0.29, with no in-app purchases.

### Is 海の幸ルールブック free?

海の幸ルールブック is free to download, with no in-app purchases.

### Do Screen Checker2 or 海の幸ルールブック have ads?

Neither Screen Checker2 nor 海の幸ルールブック shows ads.

### Which is updated more often, Screen Checker2 or 海の幸ルールブック?

Screen Checker2 ships an update every 3 months, and 海の幸ルールブック every 2 days. Most recently, Screen Checker2 was updated on October 9, 2026 and 海の幸ルールブック on October 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.*