# NumHole vs 动脑急转弯

The clearest difference is in-app purchases: 动脑急转弯 at none against NumHole's 1. 动脑急转弯 also leads on update cadence (every 3 months vs every 6 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. NumHole sells 1 one-off in-app purchase. 动脑急转弯 asks for nothing beyond the download.

NumHole ships an update every 6 months, 动脑急转弯 every 3 months. The most recent releases landed on October 7, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | NumHole | 动脑急转弯 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 months** |
| Size | 35 MB | 4 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [永生 刘](https://appshunter.io/developer/830484999) | [Render Apps](https://appshunter.io/developer/1614413964) |

## What reviewers say

### NumHole

[App page](https://appshunter.io/ios/app/numhole/id1063109824)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 提示次数6次 | $0.99 | one-time |


### 动脑急转弯

[App page](https://appshunter.io/ios/app/id1614413962)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NumHole free?

NumHole is free to download, with in-app purchases available.

### Is 动脑急转弯 free?

动脑急转弯 is free to download, with no in-app purchases.

### Do NumHole or 动脑急转弯 have ads?

Neither NumHole nor 动脑急转弯 shows ads.

### Which is updated more often, NumHole or 动脑急转弯?

NumHole ships an update every 6 months, and 动脑急转弯 every 3 months. Most recently, NumHole was updated on October 7, 2026 and 动脑急转弯 on September 26, 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.*