# 布抄 vs 纠错大师

The clearest difference is in-app purchases: 纠错大师 at none against 布抄's 12. 布抄's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 布抄 sells 9 in-app purchases, starting at $19.99 per year. 纠错大师 asks for nothing beyond the download.

布抄 ships an update monthly, 纠错大师 fortnightly. The most recent releases landed on October 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 布抄 | 纠错大师 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ai-and/id1662750988/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Subscription | — |
| Size | 46 MB | 99 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Chongqing Cuyi Technology Co., Ltd](https://appshunter.io/developer/1657063984) | [杭州扶志科技有限公司](https://appshunter.io/developer/1651860833) |

## What reviewers say

### 布抄

[App page](https://appshunter.io/ios/app/ai-and/id1662750988)

This app helps students and parents organize and review academic mistakes. It allows for easy capture of incorrect answers, creation of custom study materials, and even the removal of handwriting from test papers to create blank practice sheets. Export and share your study materials for collaborative learning.

**Highlights:** AI-powered error collection, Handwriting removal from test papers, Customizable error notebooks, Generate practice tests from errors, Export notes and tests (PDF, Word, Image), Share study materials with friends

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 年会员 | $19.99 | per year |
| 1月会员 | $3.99 | one-time |
| 1季度会员 | $7.99 | one-time |
| 1年会员 | $12.99 | one-time |
| 1年会员 | $14.99 | one-time |
| 新人专享一年送半年会员 | $14.99 | one-time |
| 6年会员 | $24.99 | one-time |
| 半年会员 | $24.99 | one-time |
| 永久会员 | $29.99 | one-time |


### 纠错大师

[App page](https://appshunter.io/ios/app/ai/id6444046564)

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

**In-app purchases:** none


## Frequently asked questions

### Is 布抄 free?

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

### Is 纠错大师 free?

纠错大师 is free to download, with no in-app purchases.

### Do 布抄 or 纠错大师 have ads?

Neither 布抄 nor 纠错大师 shows ads.

### Which is updated more often, 布抄 or 纠错大师?

布抄 ships an update monthly, and 纠错大师 fortnightly. Most recently, 布抄 was updated on October 3, 2026 and 纠错大师 on October 25, 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.*