# 脑洞答题王 vs 规则怪怪谈

The clearest difference is device support: 规则怪怪谈 at 3 against 脑洞答题王's —. 脑洞答题王's advantage is iOS requirement (12.0 vs 15.0). 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 | 脑洞答题王 | 规则怪怪谈 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | Yes |
| Size | 143 MB | 19 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 9+ | 9+ |
| Developer | [深圳市游梦科技有限公司](https://appshunter.io/developer/1181309447) | [俊颖 张](https://appshunter.io/developer/1661099011) |

## What reviewers say

### 脑洞答题王

[App page](https://appshunter.io/ios/app/id1665516472)

**In-app purchases:** none


### 规则怪怪谈

[App page](https://appshunter.io/ios/app/id6480269431)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 脑洞答题王 free?

脑洞答题王 is free to download, with no in-app purchases.

### Is 规则怪怪谈 free?

规则怪怪谈 is free to download, with no in-app purchases.

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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.*