# 动脑急转弯 vs 算24点：计算24点口算提高数学心算与速算

The clearest difference is ads: 动脑急转弯 at none against 算24点：计算24点口算提高数学心算与速算's shown. 算24点：计算24点口算提高数学心算与速算's advantage is update cadence (every 4 days vs every 3 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

动脑急转弯 ships an update every 3 months, 算24点：计算24点口算提高数学心算与速算 every 4 days. The most recent releases landed on September 9, 2026 and August 5, 2026 respectively.

## The numbers

| Metric | 动脑急转弯 | 算24点：计算24点口算提高数学心算与速算 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 4 days** |
| Size | 4 MB | 14 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Render Apps](https://appshunter.io/developer/1614413964) | [Shenzhen Duoxiang Technology Co., Ltd](https://appshunter.io/developer/1534573413) |

## What reviewers say

### 动脑急转弯

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

**Features:** macOS Compatibility

**In-app purchases:** none


### 算24点：计算24点口算提高数学心算与速算

[App page](https://appshunter.io/ios/app/2424/id6746088583)

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

**In-app purchases:** none


## Frequently asked questions

### Is 动脑急转弯 free?

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

### Is 算24点：计算24点口算提高数学心算与速算 free?

算24点：计算24点口算提高数学心算与速算 is free to download, with no in-app purchases.

### Do 动脑急转弯 or 算24点：计算24点口算提高数学心算与速算 have ads?

算24点：计算24点口算提高数学心算与速算 shows ads; 动脑急转弯 does not.

### Which is updated more often, 动脑急转弯 or 算24点：计算24点口算提高数学心算与速算?

动脑急转弯 ships an update every 3 months, and 算24点：计算24点口算提高数学心算与速算 every 4 days. Most recently, 动脑急转弯 was updated on September 9, 2026 and 算24点：计算24点口算提高数学心算与速算 on August 5, 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.*