# Robo Flags. vs 世界国旗クイズスタディ 小学生～大人までゲーム感覚で遊べる

The clearest difference is update cadence: 世界国旗クイズスタディ 小学生～大人までゲーム感覚で遊べる at every 4 days against Robo Flags.'s every 4 months. 世界国旗クイズスタディ 小学生～大人までゲーム感覚で遊べる also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Robo Flags. ships an update every 4 months, 世界国旗クイズスタディ 小学生～大人までゲーム感覚で遊べる every 4 days. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Robo Flags. | 世界国旗クイズスタディ 小学生～大人までゲーム感覚で遊べる |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Every 4 days** |
| Size | 59 MB | 65 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MASAHIRO MIZUTANI](https://appshunter.io/developer/368158224) | [ikeda tomoki](https://appshunter.io/developer/1538370047) |

## What reviewers say

### Robo Flags.

[App page](https://appshunter.io/ios/app/robo-flags/id675525282)

**Features:** Vision Pro support

**In-app purchases:** none


### 世界国旗クイズスタディ 小学生～大人までゲーム感覚で遊べる

[App page](https://appshunter.io/ios/app/id1630269368)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Robo Flags. free?

Robo Flags. is free to download, with no in-app purchases.

### Is 世界国旗クイズスタディ 小学生～大人までゲーム感覚で遊べる free?

世界国旗クイズスタディ 小学生～大人までゲーム感覚で遊べる is free to download, with no in-app purchases.

### Do Robo Flags. or 世界国旗クイズスタディ 小学生～大人までゲーム感覚で遊べる have ads?

Both Robo Flags. and 世界国旗クイズスタディ 小学生～大人までゲーム感覚で遊べる show ads.

### Which is updated more often, Robo Flags. or 世界国旗クイズスタディ 小学生～大人までゲーム感覚で遊べる?

Robo Flags. ships an update every 4 months, and 世界国旗クイズスタディ 小学生～大人までゲーム感覚で遊べる every 4 days. Most recently, Robo Flags. was updated on November 6, 2026 and 世界国旗クイズスタディ 小学生～大人までゲーム感覚で遊べる on November 7, 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.*