# 脳トレ！漢字詰めクロス vs NumberSkeleton

The clearest difference is update cadence: NumberSkeleton at every 3 days against 脳トレ！漢字詰めクロス's fortnightly. 脳トレ！漢字詰めクロス's advantage is iOS requirement (15.6 vs 17.6). 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.

脳トレ！漢字詰めクロス ships an update fortnightly, NumberSkeleton every 3 days. The most recent releases landed on September 27, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | 脳トレ！漢字詰めクロス | NumberSkeleton |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/id964591380/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | **Every 3 days** |
| Size | 32 MB | 7 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Topleftsoft LLC](https://appshunter.io/developer/452754001) | [Kenichi Nakagawa](https://appshunter.io/developer/1831663034) |

## What reviewers say

### 脳トレ！漢字詰めクロス

[App page](https://appshunter.io/ios/app/id964591380)

**In-app purchases:** none


### NumberSkeleton

[App page](https://appshunter.io/ios/app/numberskeleton/id6749665224)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 脳トレ！漢字詰めクロス free?

脳トレ！漢字詰めクロス is free to download, with no in-app purchases.

### Is NumberSkeleton free?

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

### Do 脳トレ！漢字詰めクロス or NumberSkeleton have ads?

Both 脳トレ！漢字詰めクロス and NumberSkeleton show ads.

### Which is updated more often, 脳トレ！漢字詰めクロス or NumberSkeleton?

脳トレ！漢字詰めクロス ships an update fortnightly, and NumberSkeleton every 3 days. Most recently, 脳トレ！漢字詰めクロス was updated on September 27, 2026 and NumberSkeleton on September 22, 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.*