# 嘌呤管家 vs 龙虾AI

The clearest difference is device support: 嘌呤管家 at 2 against 龙虾AI's —. 嘌呤管家 also leads on iOS requirement (11.0 vs 16). On price and in-app purchases there is nothing between them.

Both are free to download. 嘌呤管家 sells 1 in-app purchase, starting at $1.99 per 7 days and 龙虾AI sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | 嘌呤管家 | 龙虾AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | — |
| Update frequency | Every 33 months | — |
| Size | 31 MB | 1 MB |
| Requires iOS | **11.0** | 16 |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 17+ |
| Developer | [Youzeng Tech](https://appshunter.io/developer/1632899484) | [贺 刘](https://appshunter.io/developer/1585977975) |

## What reviewers say

### 嘌呤管家

[App page](https://appshunter.io/ios/app/id6472703663)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 嘌呤查询-营养食谱饮食管理尊贵会员 | $1.99 | per 7 days |


### 龙虾AI

[App page](https://appshunter.io/ios/app/ai/id6760580004)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 一个月会员权益 | $0.99 | per month |
| 三个月会员权益 | $2.99 | per 3 months |
| 一年会员权益 | $9.99 | per year |


## Frequently asked questions

### Is 嘌呤管家 free?

嘌呤管家 is free to download, with in-app purchases available.

### Is 龙虾AI free?

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

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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.*