# AI写作神器Pro vs 论文岛

The clearest difference is iOS requirement: AI写作神器Pro at 11.0 against 论文岛's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. AI写作神器Pro sells 4 in-app purchases, starting at $3.99 per 7 days and 论文岛 sells 3 in-app purchases, starting at $12.99 per month. Whichever you choose, the download price is not the number that matters.

AI写作神器Pro ships an update every 5 weeks, 论文岛 every 2 months. The most recent releases landed on October 8, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | AI写作神器Pro | 论文岛 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Size | 42 MB | 42 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [YYDS Limited](https://appshunter.io/developer/1582146683) | [HH Tech Co.,Ltd](https://appshunter.io/developer/1774378182) |

## What reviewers say

### AI写作神器Pro

[App page](https://appshunter.io/ios/app/aipro-and/id6736682283)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI写作Pro周会员 | $3.99 | per 7 days |
| AI写作Pro月会员 | $4.99 | per month |
| AI写作Pro季会员 | $9.99 | per 3 months |
| AI写作Pro年会员 | $17.99 | per year |


### 论文岛

[App page](https://appshunter.io/ios/app/ai-and/id6740133045)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度会员 | $12.99 | per month |
| 年度会员 | $24.99 | per year |
| 终身会员 | $39.99 | one-time |


## Frequently asked questions

### Is AI写作神器Pro free?

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

### Is 论文岛 free?

论文岛 is free to download, with in-app purchases available.

### Do AI写作神器Pro or 论文岛 have ads?

Neither AI写作神器Pro nor 论文岛 shows ads.

### Which is updated more often, AI写作神器Pro or 论文岛?

AI写作神器Pro ships an update every 5 weeks, and 论文岛 every 2 months. Most recently, AI写作神器Pro was updated on October 8, 2026 and 论文岛 on October 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.*