# 赤シート暗記アプリ vs 赤シートで勉強 楽しく学習

The clearest difference is in-app purchases: 赤シートで勉強 楽しく学習 at none against 赤シート暗記アプリ's 4. 赤シートで勉強 楽しく学習 also leads on update cadence (daily vs every 16 months). 赤シート暗記アプリ's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. 赤シート暗記アプリ sells 4 in-app purchases, starting at $0.99 per month. 赤シートで勉強 楽しく学習 asks for nothing beyond the download.

赤シート暗記アプリ ships an update every 16 months, 赤シートで勉強 楽しく学習 daily. The most recent releases landed on October 7, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | 赤シート暗記アプリ | 赤シートで勉強 楽しく学習 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 16 months | **Daily** |
| Size | 26 MB | 49 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [kotobaz](https://appshunter.io/developer/1634727152) | [Lisfee, Inc.](https://appshunter.io/developer/1146331015) |

## What reviewers say

### 赤シート暗記アプリ

[App page](https://appshunter.io/ios/app/pdf-akashi/id6468978321)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム月額プラン | $0.99 | per month |
| プレミアム3ヶ月プラン | $2.99 | per 3 months |
| プレミアム 6ヶ月プラン | $5.99 | per 6 months |
| PDF機能 | $0.99 | one-time |


### 赤シートで勉強 楽しく学習

[App page](https://appshunter.io/ios/app/ai/id6748378518)

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

**In-app purchases:** none


## Frequently asked questions

### Is 赤シート暗記アプリ free?

赤シート暗記アプリ is free to download, with in-app purchases available.

### Is 赤シートで勉強 楽しく学習 free?

赤シートで勉強 楽しく学習 is free to download, with no in-app purchases.

### Do 赤シート暗記アプリ or 赤シートで勉強 楽しく学習 have ads?

赤シートで勉強 楽しく学習 shows ads; 赤シート暗記アプリ does not.

### Which is updated more often, 赤シート暗記アプリ or 赤シートで勉強 楽しく学習?

赤シート暗記アプリ ships an update every 16 months, and 赤シートで勉強 楽しく学習 daily. Most recently, 赤シート暗記アプリ was updated on October 7, 2026 and 赤シートで勉強 楽しく学習 on October 2, 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.*