# 上下求索 vs 火龙果AI

The clearest difference is review sentiment: 火龙果AI at 100% against 上下求索's 0%. 火龙果AI also leads on update cadence (weekly vs every 2 months) and iOS requirement (12.0 vs 17.0). 上下求索's advantage is ads (none vs shown) and monetization model (free vs free with in-app purchases). On price, in-app purchases and device support there is nothing between them.

Both are free to download. 上下求索 sells 5 in-app purchases, starting at $3.99 per month and 火龙果AI sells 7 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

上下求索 ships an update every 2 months, 火龙果AI weekly. Both last shipped on October 16, 2026.

## The numbers

| Metric | 上下求索 | 火龙果AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ai-ai/id6743147979/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 21 MB | 36 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [亿有引力](https://appshunter.io/developer/1787379474) | [俊 杨](https://appshunter.io/developer/1798210040) |

## What reviewers say

### 上下求索

[App page](https://appshunter.io/ios/app/ai/id6741800737)

This intelligent assistant supports voice, text, and image input for Q&A and inspiration. Explore bite-sized knowledge, generate unique photos with the Time Gallery, and engage in follow-up questions for deeper understanding.

**Highlights:** Voice, text, and image input, Follow-up questions, Extended reading content, Bite-sized Knowledge module, Time Gallery photo generation, Task list and result page

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Creation Monthly | $3.99 | per month |
| 50 张图片加量包 | $0.99 | one-time |
| 50 Coins | $0.99 | one-time |
| 170 Coins | $3.99 | one-time |
| 420 Coins | $9.99 | one-time |


### 火龙果AI

[App page](https://appshunter.io/ios/app/ai-ai/id6743147979)

This AI-powered assistant offers advanced dialogue and content generation capabilities. It can help with writing, create AI art from your ideas, and produce popular photo elements with a single click. Enhance your daily life and work efficiency with personalized AI services.

**Highlights:** AI Dialogue and Q&A, Content generation for writing, AI painting from thoughts, One-click photo element production, Advanced AI models

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周订阅 | $3.99 | per 7 days |
| 月订阅 | $9.99 | per month |
| 年订阅 | $29.99 | per year |
| 1000金币 | $4.99 | one-time |
| 3000金币 | $14.99 | one-time |
| 终身会员 | $29.99 | one-time |
| 10000金币 | $29.99 | one-time |


## Frequently asked questions

### Is 上下求索 free?

上下求索 is free to download, with in-app purchases available.

### Is 火龙果AI free?

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

### Do 上下求索 or 火龙果AI have ads?

火龙果AI shows ads; 上下求索 does not.

### Which is updated more often, 上下求索 or 火龙果AI?

上下求索 ships an update every 2 months, and 火龙果AI weekly. Most recently, 上下求索 was updated on October 16, 2026 and 火龙果AI on October 16, 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.*