# QUERER　公式アプリ vs 4cm（ヨンセンチ）

The clearest difference is update cadence: QUERER　公式アプリ at every 8 days against 4cm（ヨンセンチ）'s every 38 months. 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.

QUERER　公式アプリ ships an update every 8 days, 4cm（ヨンセンチ） every 38 months. The most recent releases landed on October 11, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | QUERER　公式アプリ | 4cm（ヨンセンチ） |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 38 months |
| Size | 5 MB | 3 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [kenichi sato](https://appshunter.io/developer/1592037126) | [shingo kamei](https://appshunter.io/developer/1256845824) |

## What reviewers say

### QUERER　公式アプリ

[App page](https://appshunter.io/ios/app/querer/id1625621777)

**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 QUERER　公式アプリ free?

QUERER　公式アプリ 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 QUERER　公式アプリ or 4cm（ヨンセンチ） have ads?

Neither QUERER　公式アプリ nor 4cm（ヨンセンチ） shows ads.

### Which is updated more often, QUERER　公式アプリ or 4cm（ヨンセンチ）?

QUERER　公式アプリ ships an update every 8 days, and 4cm（ヨンセンチ） every 38 months. Most recently, QUERER　公式アプリ was updated on October 11, 2026 and 4cm（ヨンセンチ） on September 29, 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.*