# 七米 vs AI作文宝

The clearest difference is in-app purchases: 七米 at none against AI作文宝's 6. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. AI作文宝 sells 6 in-app purchases, starting at $6.99 per 7 days. 七米 asks for nothing beyond the download.

七米 ships an update monthly, AI作文宝 every 3 weeks. The most recent releases landed on September 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 七米 | AI作文宝 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Size | 76 MB | 41 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [成都七米牛网络科技有限责任公司](https://appshunter.io/developer/1776323399) | [Hefei Zhiji Network Technology Co., Ltd.](https://appshunter.io/developer/1781485908) |

## What reviewers say

### 七米

[App page](https://appshunter.io/ios/app/id6737430684)

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

**In-app purchases:** none


### AI作文宝

[App page](https://appshunter.io/ios/app/ai/id6738615564)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 订阅周会员 | $6.99 | per 7 days |
| 订阅月会员 | $9.99 | per month |
| 订阅年会员 | $24.99 | per year |
| 3个月会员 | $14.99 | one-time |
| 年卡会员 | $29.99 | one-time |
| 永久会员 | $39.99 | one-time |


## Frequently asked questions

### Is 七米 free?

七米 is free to download, with no in-app purchases.

### Is AI作文宝 free?

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

### Do 七米 or AI作文宝 have ads?

Neither 七米 nor AI作文宝 shows ads.

### Which is updated more often, 七米 or AI作文宝?

七米 ships an update monthly, and AI作文宝 every 3 weeks. Most recently, 七米 was updated on September 23, 2026 and AI作文宝 on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*