# GREEEN（グリーン） vs Aviation Flight Computer

The clearest difference is iOS requirement: GREEEN（グリーン） at 13.0 against Aviation Flight Computer's 18.6. 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 | GREEEN（グリーン） | Aviation Flight Computer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Size | 84 MB | 2 MB |
| Requires iOS | **13.0** | 18.6 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [NextDrive Co.](https://appshunter.io/developer/1005329987) | [Asher Dhillon](https://appshunter.io/developer/1758394822) |

## What reviewers say

### GREEEN（グリーン）

[App page](https://appshunter.io/ios/app/greeen/id6466579463)

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

**In-app purchases:** none


### Aviation Flight Computer

[App page](https://appshunter.io/ios/app/aviation-flight-computer/id6795659922)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is GREEEN（グリーン） free?

GREEEN（グリーン） is free to download, with no in-app purchases.

### Is Aviation Flight Computer free?

Aviation Flight Computer is free to download, with no in-app purchases.

### Do GREEEN（グリーン） or Aviation Flight Computer have ads?

Neither GREEEN（グリーン） nor Aviation Flight Computer 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.*