# AI先生　英検２級 vs Airport Codes Map

The clearest difference is in-app purchases: AI先生　英検２級 at none against Airport Codes Map's 1. Airport Codes Map's advantage is device support and iOS requirement (15.0 vs 17.6). On price there is nothing between them.

Both are free to download. Airport Codes Map sells 1 one-off in-app purchase. AI先生　英検２級 asks for nothing beyond the download.

## The numbers

| Metric | AI先生　英検２級 | Airport Codes Map |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 5 days |
| Size | 4 MB | 89 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [reiko hori](https://appshunter.io/developer/1777370692) | [Kazuaki Takahashi](https://appshunter.io/developer/1691521543) |

## What reviewers say

### AI先生　英検２級

[App page](https://appshunter.io/ios/app/ai/id6738576093)

**In-app purchases:** none


### Airport Codes Map

[App page](https://appshunter.io/ios/app/airport-codes-map/id6785523641)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ワールドパック | $3.99 | one-time |


## Frequently asked questions

### Is AI先生　英検２級 free?

AI先生　英検２級 is free to download, with no in-app purchases.

### Is Airport Codes Map free?

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

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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.*