# CHEST（チェスト） vs 4cm（ヨンセンチ）

The clearest difference is iOS requirement: CHEST（チェスト） 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.

CHEST（チェスト） ships an update every 37 months, 4cm（ヨンセンチ） every 38 months. The most recent releases landed on September 9, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | CHEST（チェスト） | 4cm（ヨンセンチ） |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 37 months** | Every 38 months |
| Size | 3 MB | 3 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Naoya Takahashi](https://appshunter.io/developer/1301211980) | [shingo kamei](https://appshunter.io/developer/1256845824) |

## What reviewers say

### CHEST（チェスト）

[App page](https://appshunter.io/ios/app/chest/id1251823944)

**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 CHEST（チェスト） free?

CHEST（チェスト） 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 CHEST（チェスト） or 4cm（ヨンセンチ） have ads?

Neither CHEST（チェスト） nor 4cm（ヨンセンチ） shows ads.

### Which is updated more often, CHEST（チェスト） or 4cm（ヨンセンチ）?

CHEST（チェスト） ships an update every 37 months, and 4cm（ヨンセンチ） every 38 months. Most recently, CHEST（チェスト） was updated on September 9, 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.*