# 论文君 vs Ai作文批改

The clearest difference is rating: Ai作文批改 at 5.0 against 论文君's 3.8. Ai作文批改 also leads on update cadence (every 2 weeks vs every 5 weeks). 论文君's advantage is ratings volume (4 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. 论文君 sells 8 one-off in-app purchases and Ai作文批改 sells 7 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Ai作文批改 holds the better App Store score, 5.0 against 3.8. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

论文君 ships an update every 5 weeks, Ai作文批改 every 2 weeks. The most recent releases landed on September 17, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | 论文君 | Ai作文批改 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (4 ratings)](https://appshunter.io/ios/app/paperpass/id1611521216/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ai/id6450750689/reviews)** |
| Number of ratings | **4** | 1 |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 8 MB | 47 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Beijing Weiyi Trading Co., Ltd](https://appshunter.io/developer/1556574052) | [一齐 吴](https://appshunter.io/developer/1447496566) |

## What reviewers say

### 论文君

[App page](https://appshunter.io/ios/app/paperpass/id1611521216)

This tool helps students check their academic papers for plagiarism and offers AI-powered rewriting to reduce similarity. It also provides professional templates for thesis proposals and defenses, aiming to increase paper acceptance rates.

**Highlights:** Plagiarism detection against multiple databases, AI-powered text rewriting for similarity reduction, Preview and download similarity reports, Thesis proposal and defense PPT templates, Professional and secure academic services

**Features:** macOS Compatibility

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 单次查重 | $0.99 | one-time |
| 单次降重 | $0.99 | one-time |
| 月VIP | $3.99 | one-time |
| 单次查重1 | $3.99 | one-time |
| 单次查重2 | $6.99 | one-time |
| 年VIP | $9.99 | one-time |
| 单次查重3 | $14.99 | one-time |
| 永久会员 | $14.99 | one-time |


### Ai作文批改

[App page](https://appshunter.io/ios/app/ai/id6450750689)

This app uses AI to automatically evaluate and improve student essays. It provides detailed feedback on grammar, structure, and logic, offering suggestions for enhancement. Users can also access a wealth of writing resources to boost their skills.

**Highlights:** AI-powered essay evaluation, Grammar and spelling correction, Logic and structure analysis, Personalized improvement suggestions, Rich writing resources, User-friendly interface, Offline usage

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $1.99 | per month |
| 按月订阅会员（教师版） | $4.99 | per month |
| AI作文批改年度会员 | $14.99 | per year |
| AI作文批改会员（高级版） | $24.99 | per month |
| Annual subscription | $29.99 | per year |
| 500体力值 | $7.99 | one-time |
| 1000体力值 | $14.99 | one-time |


## Frequently asked questions

### Is 论文君 free?

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

### Is Ai作文批改 free?

Ai作文批改 is free to download, with in-app purchases available.

### Which has better reviews, 论文君 or Ai作文批改?

Ai作文批改 is rated higher. 论文君 averages 3.8 out of 5 from 4 ratings, while Ai作文批改 averages 5.0 from 1 ratings.

### Do 论文君 or Ai作文批改 have ads?

Neither 论文君 nor Ai作文批改 shows ads.

### Which is updated more often, 论文君 or Ai作文批改?

论文君 ships an update every 5 weeks, and Ai作文批改 every 2 weeks. Most recently, 论文君 was updated on September 17, 2026 and Ai作文批改 on June 1, 2026.

---

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