# kale nail vs 4cm（ヨンセンチ）

The clearest difference is iOS requirement: kale nail at 8.0 against 4cm（ヨンセンチ）'s 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

kale nail ships an update every 21 months, 4cm（ヨンセンチ） every 38 months. The most recent releases landed on September 22, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | kale nail | 4cm（ヨンセンチ） |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 21 months** | Every 38 months |
| Size | 4 MB | 3 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kayo Kuroda](https://appshunter.io/developer/1506538927) | [shingo kamei](https://appshunter.io/developer/1256845824) |

## What reviewers say

### kale nail

[App page](https://appshunter.io/ios/app/kale-nail/id1506538928)

**Features:** macOS Compatibility

**In-app purchases:** none


### 4cm（ヨンセンチ）

[App page](https://appshunter.io/ios/app/4cm/id6444125643)

**In-app purchases:** none


## Frequently asked questions

### Is kale nail free?

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

### Is 4cm（ヨンセンチ） free?

4cm（ヨンセンチ） is free to download, with no in-app purchases.

### Do kale nail or 4cm（ヨンセンチ） have ads?

Neither kale nail nor 4cm（ヨンセンチ） shows ads.

### Which is updated more often, kale nail or 4cm（ヨンセンチ）?

kale nail ships an update every 21 months, and 4cm（ヨンセンチ） every 38 months. Most recently, kale nail was updated on September 22, 2026 and 4cm（ヨンセンチ） on June 11, 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.*