# Flag Quiz vs Map Duel

The clearest difference is in-app purchases: Flag Quiz at none against Map Duel's 1. Flag Quiz also leads on iOS requirement (15.6 vs 17.6). Map Duel's advantage is update cadence (every 9 days vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. Map Duel sells 1 one-off in-app purchase. Flag Quiz asks for nothing beyond the download.

Flag Quiz ships an update monthly, Map Duel every 9 days. The most recent releases landed on October 5, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Flag Quiz | Map Duel |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Every 9 days** |
| Size | 45 MB | 58 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [WALABOK LLC](https://appshunter.io/developer/913827467) | [Sebastian Stadtlich](https://appshunter.io/developer/311831845) |

## What reviewers say

### Flag Quiz

[App page](https://appshunter.io/ios/app/flag-quiz-world-flags/id1551830659)

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

**In-app purchases:** none


### Map Duel

[App page](https://appshunter.io/ios/app/map-duel/id6478248989)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $3.99 | one-time |


## Frequently asked questions

### Is Flag Quiz free?

Flag Quiz is free to download, with no in-app purchases.

### Is Map Duel free?

Map Duel is free to download, with in-app purchases available.

### Do Flag Quiz or Map Duel have ads?

Both Flag Quiz and Map Duel show ads.

### Which is updated more often, Flag Quiz or Map Duel?

Flag Quiz ships an update monthly, and Map Duel every 9 days. Most recently, Flag Quiz was updated on October 5, 2026 and Map Duel on October 10, 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.*