# AI写作 vs 写作火火

The clearest difference is device support: AI写作 at 3 against 写作火火's —. AI写作 also leads on iOS requirement (12.0 vs 15.3). On price and in-app purchases there is nothing between them.

Both are free to download. AI写作 sells 4 in-app purchases, starting at $3.99 per 7 days and 写作火火 sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | AI写作 | 写作火火 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | — |
| Update frequency | Every 3 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 37 MB | 7 MB |
| Requires iOS | **12.0** | 15.3 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 17+ |
| Developer | [志勇 苏](https://appshunter.io/developer/1631154393) | [丹丹 陈](https://appshunter.io/developer/1748582081) |

## What reviewers say

### AI写作

[App page](https://appshunter.io/ios/app/ai-ai/id6462860810)

This AI-powered writing assistant generates original content from keywords and can rewrite existing text for higher originality. It offers features like text continuation, grammar checking, and translation, making content creation faster and more efficient.

**Highlights:** AI-powered content generation from keywords, Intelligent text rewriting for originality, Text continuation based on context, Grammar and error checking, English to Chinese translation, Supports various text types (articles, social media, reports)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 28周订阅 | $3.99 | per 7 days |
| 10000字生成 | $3.99 | one-time |
| 50000字生成 | $12.99 | one-time |
| 100000字生成 | $19.99 | one-time |


### 写作火火

[App page](https://appshunter.io/ios/app/and-ai/id6475755921)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1个月会员 | $4.99 | one-time |
| 1年会员 | $9.99 | one-time |
| 终身会员 | $14.99 | one-time |


## Frequently asked questions

### Is AI写作 free?

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

### Is 写作火火 free?

写作火火 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.*