# IZUMI.F公式アプリ vs N green エヌグリーン

The clearest difference is update cadence: IZUMI.F公式アプリ at every 11 months against N green エヌグリーン's every 37 months. N green エヌグリーン's advantage is iOS requirement (9.0 vs 16.6). 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.

IZUMI.F公式アプリ ships an update every 11 months, N green エヌグリーン every 37 months. The most recent releases landed on October 18, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | IZUMI.F公式アプリ | N green エヌグリーン |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 months** | Every 37 months |
| Size | 11 MB | 26 MB |
| Requires iOS | 16.6 | **9.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [I.A.co.,ltd.](https://appshunter.io/developer/1294562300) | [JUNSUKE SATO](https://appshunter.io/developer/1463160815) |

## What reviewers say

### IZUMI.F公式アプリ

[App page](https://appshunter.io/ios/app/izumif/id1294562301)

**Features:** macOS Compatibility

**In-app purchases:** none


### N green エヌグリーン

[App page](https://appshunter.io/ios/app/n-green/id1463160816)

**In-app purchases:** none


## Frequently asked questions

### Is IZUMI.F公式アプリ free?

IZUMI.F公式アプリ is free to download, with no in-app purchases.

### Is N green エヌグリーン free?

N green エヌグリーン is free to download, with no in-app purchases.

### Do IZUMI.F公式アプリ or N green エヌグリーン have ads?

Neither IZUMI.F公式アプリ nor N green エヌグリーン shows ads.

### Which is updated more often, IZUMI.F公式アプリ or N green エヌグリーン?

IZUMI.F公式アプリ ships an update every 11 months, and N green エヌグリーン every 37 months. Most recently, IZUMI.F公式アプリ was updated on October 18, 2026 and N green エヌグリーン on October 7, 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.*