# Learn National Flags Quiz vs 英単語タイムアタック SYNC

The clearest difference is in-app purchases: 英単語タイムアタック SYNC at none against Learn National Flags Quiz's 1. 英単語タイムアタック SYNC also leads on update cadence (weekly vs every 5 weeks). Learn National Flags Quiz's advantage is device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Learn National Flags Quiz sells 1 one-off in-app purchase. 英単語タイムアタック SYNC asks for nothing beyond the download.

Learn National Flags Quiz ships an update every 5 weeks, 英単語タイムアタック SYNC weekly. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Learn National Flags Quiz | 英単語タイムアタック SYNC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/learn-national-flags-quiz/id1133830526/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 87.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 5 weeks | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 51 MB | 64 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [kenji kiuchi](https://appshunter.io/developer/553473005) | [Naoto Tazawa](https://appshunter.io/developer/1866843317) |

## What reviewers say

### Learn National Flags Quiz

[App page](https://appshunter.io/ios/app/learn-national-flags-quiz/id1133830526)

Test your knowledge of world flags with this engaging quiz. Study flags alongside their locations and capitals, and track your accuracy to focus on weaker areas for efficient learning. Choose between normal and hard difficulty modes to challenge yourself.

**Highlights:** Study flags with location and capital, Track accuracy rate per country, Identify weak learning areas, Normal and hard difficulty modes, Quiz ends on mistake, Clearable levels

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ad & function release. | $9.99 | one-time |


### 英単語タイムアタック SYNC

[App page](https://appshunter.io/ios/app/sync/id6761302059)

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

**In-app purchases:** none


## Frequently asked questions

### Is Learn National Flags Quiz free?

Learn National Flags Quiz is free to download, with in-app purchases available.

### Is 英単語タイムアタック SYNC free?

英単語タイムアタック SYNC is free to download, with no in-app purchases.

### Do Learn National Flags Quiz or 英単語タイムアタック SYNC have ads?

Both Learn National Flags Quiz and 英単語タイムアタック SYNC show ads.

### Which is updated more often, Learn National Flags Quiz or 英単語タイムアタック SYNC?

Learn National Flags Quiz ships an update every 5 weeks, and 英単語タイムアタック SYNC weekly. Most recently, Learn National Flags Quiz was updated on October 26, 2026 and 英単語タイムアタック SYNC on October 24, 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.*