# 国旗マスターアプリ vs Card Memory for study

The clearest difference is in-app purchases: 国旗マスターアプリ at none against Card Memory for study's 1. 国旗マスターアプリ also leads on iOS requirement (15.6 vs 18.5). Card Memory for study's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Card Memory for study sells 1 one-off in-app purchase. 国旗マスターアプリ asks for nothing beyond the download.

## The numbers

| Metric | 国旗マスターアプリ | Card Memory for study |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | — |
| Size | 58 MB | 10 MB |
| Requires iOS | **15.6** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SYNERGATE CO., LTD.](https://appshunter.io/developer/1237533099) | [Mamiko Tsukamoto](https://appshunter.io/developer/1837855636) |

## What reviewers say

### 国旗マスターアプリ

[App page](https://appshunter.io/ios/app/id1529564633)

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

**In-app purchases:** none


### Card Memory for study

[App page](https://appshunter.io/ios/app/card-memory-for-study/id6752864823)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Pro Features | $1.99 | one-time |


## Frequently asked questions

### Is 国旗マスターアプリ free?

国旗マスターアプリ is free to download, with no in-app purchases.

### Is Card Memory for study free?

Card Memory for study is free to download, with in-app purchases available.

### Do 国旗マスターアプリ or Card Memory for study have ads?

国旗マスターアプリ shows ads; Card Memory for study does not.

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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.*