# 4cm（ヨンセンチ） vs &LEAP

4cm（ヨンセンチ） and &LEAP are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

4cm（ヨンセンチ） ships an update every 38 months, &LEAP every 33 months. The most recent releases landed on June 11, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | 4cm（ヨンセンチ） | &LEAP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 33 months** |
| Size | 3 MB | 3 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [shingo kamei](https://appshunter.io/developer/1256845824) | [Tsuyoshi Takada](https://appshunter.io/developer/1676576034) |

## What reviewers say

### 4cm（ヨンセンチ）

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

**In-app purchases:** none


### &LEAP

[App page](https://appshunter.io/ios/app/and-leap/id6446078229)

**In-app purchases:** none


## Frequently asked questions

### Is 4cm（ヨンセンチ） free?

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

### Is &LEAP free?

&LEAP is free to download, with no in-app purchases.

### Do 4cm（ヨンセンチ） or &LEAP have ads?

Neither 4cm（ヨンセンチ） nor &LEAP shows ads.

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

4cm（ヨンセンチ） ships an update every 38 months, and &LEAP every 33 months. Most recently, 4cm（ヨンセンチ） was updated on June 11, 2026 and &LEAP on September 15, 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.*