# TextbookDojo vs 海上保安学校 学生採用試験対策

The clearest difference is price: TextbookDojo at Free against 海上保安学校 学生採用試験対策's $4.99. TextbookDojo also leads on update cadence (every 9 days vs monthly) and device support (3 vs 1). 海上保安学校 学生採用試験対策's advantage is in-app purchases (none vs 3) and ads (none vs shown).

TextbookDojo is free to download; 海上保安学校 学生採用試験対策 costs $4.99 up front. TextbookDojo sells 3 in-app purchases, starting at $4.49 per month. 海上保安学校 学生採用試験対策 asks for nothing beyond the download.

TextbookDojo ships an update every 9 days, 海上保安学校 学生採用試験対策 monthly. The most recent releases landed on November 2, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | TextbookDojo | 海上保安学校 学生採用試験対策 |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 9 days** | Monthly |
| Size | 102 MB | 2 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ROBOBO, K.K.](https://appshunter.io/developer/1338822905) | [matsuo konan](https://appshunter.io/developer/6772919772) |

## What reviewers say

### TextbookDojo

[App page](https://appshunter.io/ios/app/textbookdojo/id1338822906)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 month payment | $4.49 | per month |
| 1 year payment | $19.99 | per year |
| プレミアム年払い（期間限定特別価格） | $19.99 | per year |


### 海上保安学校 学生採用試験対策

[App page](https://appshunter.io/ios/app/id6809466190)

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

**In-app purchases:** none


## Frequently asked questions

### Is TextbookDojo free?

TextbookDojo is free to download, with in-app purchases available.

### Is 海上保安学校 学生採用試験対策 free?

海上保安学校 学生採用試験対策 costs $4.99, with no in-app purchases.

### Do TextbookDojo or 海上保安学校 学生採用試験対策 have ads?

TextbookDojo shows ads; 海上保安学校 学生採用試験対策 does not.

### Which is updated more often, TextbookDojo or 海上保安学校 学生採用試験対策?

TextbookDojo ships an update every 9 days, and 海上保安学校 学生採用試験対策 monthly. Most recently, TextbookDojo was updated on November 2, 2026 and 海上保安学校 学生採用試験対策 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.*