# Chat AI Smart Write Assistant vs 石说

The clearest difference is in-app purchases: 石说 at none against Chat AI Smart Write Assistant's 5. Chat AI Smart Write Assistant's advantage is update cadence (weekly vs every 4 weeks) and device support (4 vs 2). On price and ads there is nothing between them.

Both are free to download. Chat AI Smart Write Assistant sells 5 in-app purchases, starting at $1.99 per 7 days. 石说 asks for nothing beyond the download.

Chat AI Smart Write Assistant ships an update weekly, 石说 every 4 weeks. The most recent releases landed on October 15, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Chat AI Smart Write Assistant | 石说 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/chat-ai-smart-write-assistant/id6449243956/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 27 MB | 25 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [DY Mobile](https://appshunter.io/developer/1643267703) | [Shanghai Zehengce Enterprise Management Consulting Co., Ltd](https://appshunter.io/developer/6775326474) |

## What reviewers say

### Chat AI Smart Write Assistant

[App page](https://appshunter.io/ios/app/chat-ai-smart-write-assistant/id6449243956)

This AI chatbot provides advanced writing assistance, translation, and analysis. It can help with copywriting, generating reports, and even interpreting dreams. The app offers contextual follow-up questions and saves your conversation history for easy reference.

**Highlights:** Contextual follow-up questions, History saving, Copywriting, Writing assistance, Translation, Weekly report generation, Dream analysis

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OpenChat AI 写作生成器 - 7天会员 | $1.99 | per 7 days |
| OpenChat AI 写作生成器 - 30天会员 | $6.99 | per month |
| OpenChat AI 写作生成器 - 90天会员 | $19.99 | per 3 months |
| OpenChat AI 写作生成器 - 365天会员 | $29.99 | per year |
| ChatAI 会员365天 | $29.99 | per year |


### 石说

[App page](https://appshunter.io/ios/app/id6788809641)

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

**In-app purchases:** none


## Frequently asked questions

### Is Chat AI Smart Write Assistant free?

Chat AI Smart Write Assistant is free to download, with in-app purchases available.

### Is 石说 free?

石说 is free to download, with no in-app purchases.

### Do Chat AI Smart Write Assistant or 石说 have ads?

Neither Chat AI Smart Write Assistant nor 石说 shows ads.

### Which is updated more often, Chat AI Smart Write Assistant or 石说?

Chat AI Smart Write Assistant ships an update weekly, and 石说 every 4 weeks. Most recently, Chat AI Smart Write Assistant was updated on October 15, 2026 and 石说 on October 24, 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.*