# 腦洞强人 vs 海龜湯 · AI 深夜推理

The clearest difference is in-app purchases: 腦洞强人 at none against 海龜湯 · AI 深夜推理's 3. 腦洞强人 also leads on update cadence (every 5 days vs fortnightly) and iOS requirement (12.0 vs 15.1). 海龜湯 · AI 深夜推理's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. 海龜湯 · AI 深夜推理 sells 3 one-off in-app purchases. 腦洞强人 asks for nothing beyond the download.

腦洞强人 ships an update every 5 days, 海龜湯 · AI 深夜推理 fortnightly. The most recent releases landed on August 14, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | 腦洞强人 | 海龜湯 · AI 深夜推理 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/id6502986330/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 5 days** | Fortnightly |
| Size | 125 MB | 108 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Changsha keyboard Xia network co.,ltd](https://appshunter.io/developer/1728974908) | [GCDM Limited](https://appshunter.io/developer/1766019898) |

## What reviewers say

### 腦洞强人

[App page](https://appshunter.io/ios/app/id6502986330)

**In-app purchases:** none


### 海龜湯 · AI 深夜推理

[App page](https://appshunter.io/ios/app/ai/id6794541468)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 試味 · 9 代幣 | $2.99 | one-time |
| 常客 · 33 代幣 | $9.99 | one-time |
| 老饕 · 81 代幣 | $19.99 | one-time |


## Frequently asked questions

### Is 腦洞强人 free?

腦洞强人 is free to download, with no in-app purchases.

### Is 海龜湯 · AI 深夜推理 free?

海龜湯 · AI 深夜推理 is free to download, with in-app purchases available.

### Do 腦洞强人 or 海龜湯 · AI 深夜推理 have ads?

腦洞强人 shows ads; 海龜湯 · AI 深夜推理 does not.

### Which is updated more often, 腦洞强人 or 海龜湯 · AI 深夜推理?

腦洞强人 ships an update every 5 days, and 海龜湯 · AI 深夜推理 fortnightly. Most recently, 腦洞强人 was updated on August 14, 2026 and 海龜湯 · AI 深夜推理 on September 13, 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.*