# 赤シートで暗記｜暗記マーカーで問題作成できる暗記アプリ vs Red Sheet

The clearest difference is rating: 赤シートで暗記｜暗記マーカーで問題作成できる暗記アプリ at 5.0 against Red Sheet's 4.2. 赤シートで暗記｜暗記マーカーで問題作成できる暗記アプリ also leads on ads (none vs shown) and iOS requirement (11.0 vs 13.0). Red Sheet's advantage is review sentiment (78% vs 40%) and update cadence (every 3 days vs every 2 weeks). On price and in-app purchases there is nothing between them.

Both are free to download. 赤シートで暗記｜暗記マーカーで問題作成できる暗記アプリ sells 2 in-app purchases, starting at $3.49 per month and Red Sheet sells 7 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

赤シートで暗記｜暗記マーカーで問題作成できる暗記アプリ holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: Red Sheet has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 40% of 赤シートで暗記｜暗記マーカーで問題作成できる暗記アプリ's written reviews are positive against 78% of Red Sheet's, so the app with the better star average is not the one people write more warmly about.

赤シートで暗記｜暗記マーカーで問題作成できる暗記アプリ ships an update every 2 weeks, Red Sheet every 3 days. Both last shipped on November 3, 2026.

## The numbers

| Metric | 赤シートで暗記｜暗記マーカーで問題作成できる暗記アプリ | Red Sheet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1556372079/reviews)** | [4.2 (5 ratings)](https://appshunter.io/ios/app/red-sheet-pdf-study-app/id1580506756/reviews) |
| Number of ratings | 1 | **5** |
| Positive reviews | 40.4% of reviews | **77.8% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 35 MB | 193 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [ar.inc](https://appshunter.io/developer/952211967) | [Foodmenu.world Inc.](https://appshunter.io/developer/1438351063) |

## What reviewers say

### 赤シートで暗記｜暗記マーカーで問題作成できる暗記アプリ

[App page](https://appshunter.io/ios/app/id1556372079)

**Features:** Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン・月プラン | $3.49 | per month |
| プレミアムプラン・年プラン | $25.49 | per year |


### Red Sheet

[App page](https://appshunter.io/ios/app/red-sheet-pdf-study-app/id1580506756)

Create and study flashcards from your PDFs, notes, and images. This app lets you hide and reveal text to transform study materials into interactive flashcards for faster memorization. Supports various import options and flexible study tools.

**Highlights:** Create flashcards from PDFs, Import from note apps and cloud storage, Hide and reveal text for study, Create flashcards from photos and images, Vocabulary and word list flashcards, One-tap show/hide for quick review

**Features:** Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Special plan | $2.99 | per month |
| Monthly Super Saver Plan | $2.99 | per month |
| Monthly Value Plan | $3.99 | per month |
| Basic Plan | $5.99 | per month |
| 3 Month Plan - V 3.1.5 needed | $9.99 | per 3 months |
| Half year plan (Sale) | $17.99 | per 6 months |
| Half year plan - V2.9.0 needed | $22.99 | per 6 months |


## Frequently asked questions

### Is 赤シートで暗記｜暗記マーカーで問題作成できる暗記アプリ free?

赤シートで暗記｜暗記マーカーで問題作成できる暗記アプリ is free to download, with in-app purchases available.

### Is Red Sheet free?

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

### Which has better reviews, 赤シートで暗記｜暗記マーカーで問題作成できる暗記アプリ or Red Sheet?

赤シートで暗記｜暗記マーカーで問題作成できる暗記アプリ is rated higher. 赤シートで暗記｜暗記マーカーで問題作成できる暗記アプリ averages 5.0 out of 5 from 1 ratings, while Red Sheet averages 4.2 from 5 ratings.

### Do 赤シートで暗記｜暗記マーカーで問題作成できる暗記アプリ or Red Sheet have ads?

Red Sheet shows ads; 赤シートで暗記｜暗記マーカーで問題作成できる暗記アプリ does not.

### Which is updated more often, 赤シートで暗記｜暗記マーカーで問題作成できる暗記アプリ or Red Sheet?

赤シートで暗記｜暗記マーカーで問題作成できる暗記アプリ ships an update every 2 weeks, and Red Sheet every 3 days. Most recently, 赤シートで暗記｜暗記マーカーで問題作成できる暗記アプリ was updated on November 3, 2026 and Red Sheet 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.*