# 九宮格大挑戰 vs 雀牌神経衰弱

The clearest difference is ads: 九宮格大挑戰 at none against 雀牌神経衰弱's shown. 九宮格大挑戰 also leads on device support (3 vs 1) and iOS requirement (12.0 vs 16.0). On price 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.

## The numbers

| Metric | 九宮格大挑戰 | 雀牌神経衰弱 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | — | Daily |
| Size | 66 MB | 7 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Chi-Cheng Liao](https://appshunter.io/developer/1053803113) | [Yoshihisa Watanabe](https://appshunter.io/developer/1751448165) |

## What reviewers say

### 九宮格大挑戰

[App page](https://appshunter.io/ios/app/id6498999958)

**Features:** macOS Compatibility

**In-app purchases:** none


### 雀牌神経衰弱

[App page](https://appshunter.io/ios/app/id6557061231)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 九宮格大挑戰 free?

九宮格大挑戰 is free to download, with no in-app purchases.

### Is 雀牌神経衰弱 free?

雀牌神経衰弱 is free to download, with no in-app purchases.

### Do 九宮格大挑戰 or 雀牌神経衰弱 have ads?

雀牌神経衰弱 shows ads; 九宮格大挑戰 does not.

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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.*