# 写作助手 vs ETrans King

The clearest difference is in-app purchases: ETrans King at none against 写作助手's 3. ETrans King also leads on update cadence (weekly vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 写作助手 sells 3 in-app purchases, starting at $4.99 per 7 days. ETrans King asks for nothing beyond the download.

写作助手 ships an update every 4 months, ETrans King weekly. The most recent releases landed on October 14, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | 写作助手 | ETrans King |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Size | 45 MB | 9 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [应夏 陈](https://appshunter.io/developer/1842122745) | [深圳市奇诺派科技有限公司](https://appshunter.io/developer/1671064254) |

## What reviewers say

### 写作助手

[App page](https://appshunter.io/ios/app/ai/id6756476932)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周会员 | $4.99 | per 7 days |
| 月会员 | $5.99 | one-time |
| 年会员 | $14.99 | one-time |


### ETrans King

[App page](https://appshunter.io/ios/app/etrans-king/id6787011161)

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

**In-app purchases:** none


## Frequently asked questions

### Is 写作助手 free?

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

### Is ETrans King free?

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

### Do 写作助手 or ETrans King have ads?

Neither 写作助手 nor ETrans King shows ads.

### Which is updated more often, 写作助手 or ETrans King?

写作助手 ships an update every 4 months, and ETrans King weekly. Most recently, 写作助手 was updated on October 14, 2026 and ETrans King on October 3, 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.*