# TextbookDojo vs 暗記シート＋

The clearest difference is in-app purchases: 暗記シート＋ at none against TextbookDojo's 3. TextbookDojo's advantage is update cadence (every 9 days vs every 9 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. TextbookDojo sells 3 in-app purchases, starting at $4.49 per month. 暗記シート＋ asks for nothing beyond the download.

TextbookDojo ships an update every 9 days, 暗記シート＋ every 9 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | TextbookDojo | 暗記シート＋ |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 9 days** | Every 9 months |
| Size | 102 MB | 32 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ROBOBO, K.K.](https://appshunter.io/developer/1338822905) | [Mirai Kuriyama](https://appshunter.io/developer/878843623) |

## 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 |


### 暗記シート＋

[App page](https://appshunter.io/ios/app/id1636262628)

**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 暗記シート＋ free?

暗記シート＋ is free to download, with no in-app purchases.

### Do TextbookDojo or 暗記シート＋ have ads?

Both TextbookDojo and 暗記シート＋ show ads.

### Which is updated more often, TextbookDojo or 暗記シート＋?

TextbookDojo ships an update every 9 days, and 暗記シート＋ every 9 months. Most recently, TextbookDojo was updated on November 2, 2026 and 暗記シート＋ on November 3, 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.*