# MapProjectionDemonstration vs Flag Learning Quiz

The clearest difference is iOS requirement: Flag Learning Quiz at 13.0 against MapProjectionDemonstration's 16.4. 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.

## The numbers

| Metric | MapProjectionDemonstration | Flag Learning Quiz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/mapprojectiondemonstration/id6448708606/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Monetization | Free | — |
| Size | 9 MB | 25 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Geoffrey Domm](https://appshunter.io/developer/373378724) | [Takeshi Matsuda](https://appshunter.io/developer/1808444888) |

## What reviewers say

### MapProjectionDemonstration

[App page](https://appshunter.io/ios/app/mapprojectiondemonstration/id6448708606)

Explore and understand various map projections with this educational tool. It visually demonstrates how spherical data is converted to flat maps, allowing customization of central latitude and longitude. Formulas for conversion are also provided.

**Highlights:** Illustrates map projections, Categorizes projections (cylindrical, conic, azimuthal), Demonstrates 31 projection types, Customizable central latitude and longitude, Includes conversion formulas, Visual conversion process

**In-app purchases:** none


### Flag Learning Quiz

[App page](https://appshunter.io/ios/app/flag-learning-quiz/id6762048118)

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

**In-app purchases:** none


## Frequently asked questions

### Is MapProjectionDemonstration free?

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

### Is Flag Learning Quiz free?

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

### Do MapProjectionDemonstration or Flag Learning Quiz have ads?

Neither MapProjectionDemonstration nor Flag Learning Quiz shows ads.

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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.*