# 上下求索 vs 盘古AI助手

The clearest difference is monetization model: 上下求索 at free against 盘古AI助手's free with in-app purchases. On price, update cadence, ads and in-app purchases 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 盘古AI助手 sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

上下求索 ships an update every 6 weeks, 盘古AI助手 every 5 weeks. The most recent releases landed on July 27, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | 上下求索 | 盘古AI助手 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ai/id6743477767/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 5 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 105 MB | 15 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [亿有引力](https://appshunter.io/developer/1787379474) | [瑞宏 张](https://appshunter.io/developer/1752279675) |

## 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 |


### 盘古AI助手

[App page](https://appshunter.io/ios/app/ai/id6743477767)

This AI assistant leverages a powerful language model and knowledge graph to enhance knowledge interaction. It offers specialized tools for research, business, and creative tasks, supporting multi-modal content generation and decision enhancement.

**Highlights:** Full-domain cognitive engine, Dynamic knowledge update system, Multi-modal content generation, Business intelligence module, Logic chain audit function, Real-time translation

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周订阅 | $4.99 | per 7 days |
| 月订阅 | $9.99 | per month |
| 年订阅 | $19.99 | per year |


## Frequently asked questions

### Is 上下求索 free?

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

### Is 盘古AI助手 free?

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

### Do 上下求索 or 盘古AI助手 have ads?

Neither 上下求索 nor 盘古AI助手 shows ads.

### Which is updated more often, 上下求索 or 盘古AI助手?

上下求索 ships an update every 6 weeks, and 盘古AI助手 every 5 weeks. Most recently, 上下求索 was updated on July 27, 2026 and 盘古AI助手 on September 9, 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.*