# 九富通 vs 写作机器人

The clearest difference is in-app purchases: 九富通 at none against 写作机器人's 3. 写作机器人's advantage is iOS requirement (12.0 vs 15.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 写作机器人 sells 3 in-app purchases, starting at $3.99 per 7 days. 九富通 asks for nothing beyond the download.

九富通 ships an update every 3 weeks, 写作机器人 fortnightly. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | 九富通 | 写作机器人 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ai/id6471782542/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 24 MB | 76 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [九富投资](https://appshunter.io/developer/1516956356) | [国文 许](https://appshunter.io/developer/1689556397) |

## What reviewers say

### 九富通

[App page](https://appshunter.io/ios/app/id1516956357)

**Features:** macOS Compatibility

**In-app purchases:** none


### 写作机器人

[App page](https://appshunter.io/ios/app/ai/id6471782542)

This AI-powered app assists with various writing tasks, from creative fiction and poetry to professional documents and marketing copy. It also offers AI-driven question answering and image generation capabilities, with daily updated content.

**Highlights:** AI content creation (copy, essays, novels, poems, reports), AI-powered Q&A for problem-solving, AI image generation, Discover trending content and articles, Automatic subscription renewal, Cancel subscriptions via device settings

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周会员 | $3.99 | per 7 days |
| 月会员 | $6.99 | per month |
| 年会员 | $39.99 | per year |


## Frequently asked questions

### Is 九富通 free?

九富通 is free to download, with no in-app purchases.

### Is 写作机器人 free?

写作机器人 is free to download, with in-app purchases available.

### Do 九富通 or 写作机器人 have ads?

Neither 九富通 nor 写作机器人 shows ads.

### Which is updated more often, 九富通 or 写作机器人?

九富通 ships an update every 3 weeks, and 写作机器人 fortnightly. Most recently, 九富通 was updated on November 3, 2026 and 写作机器人 on November 4, 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.*