# 试卷扫描 vs 优学错题本

The clearest difference is device support: 试卷扫描 at 2 against 优学错题本's —. 优学错题本's advantage is iOS requirement (11.0 vs 15.6). On price and in-app purchases there is nothing between them.

Both are free to download. 试卷扫描 sells 4 in-app purchases, starting at $2.99 per 7 days and 优学错题本 sells 3 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | 试卷扫描 | 优学错题本 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (4 ratings)](https://appshunter.io/ios/app/id6450359390/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 45.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | — |
| Update frequency | Every 3 months | — |
| Monetization | Freemium | — |
| Size | 56 MB | 25 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [LINKIS LABS PTE. LTD.](https://appshunter.io/developer/6784630539) | [清清 孔](https://appshunter.io/developer/1740686855) |

## What reviewers say

### 试卷扫描

[App page](https://appshunter.io/ios/app/id6450359390)

This tool helps students improve learning efficiency by digitizing test papers, automatically removing handwriting, and organizing incorrect answers. It also offers essay grading and a smart search function for problem-solving.

**Highlights:** Scan and upload test papers quickly, Automatically remove handwriting, Select and organize incorrect answers, Grade essays and provide feedback, Smart search for problem solutions, Access quality test papers and study materials

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly VIP | $2.99 | per 7 days |
| Monthly VIP | $7.99 | per month |
| Yearly VIP | $19.99 | per year |
| 试卷扫描-永久会员 | $29.99 | one-time |


### 优学错题本

[App page](https://appshunter.io/ios/app/id6664059614)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周会员 | $1.99 | per 7 days |
| 月会员 | $3.99 | per month |
| 年会员 | $19.99 | per year |


## Frequently asked questions

### Is 试卷扫描 free?

试卷扫描 is free to download, with in-app purchases available.

### Is 优学错题本 free?

优学错题本 is free to download, with in-app purchases available.

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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.*