# 试卷100 vs 纠错大师

The clearest difference is in-app purchases: 纠错大师 at none against 试卷100's 20. 试卷100's advantage is iOS requirement (11.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 试卷100 sells 20 in-app purchases, starting at $2.99 per 7 days. 纠错大师 asks for nothing beyond the download.

试卷100 ships an update every 11 days, 纠错大师 fortnightly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 试卷100 | 纠错大师 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/100-ai/id6444004006/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 11 days** | Fortnightly |
| Monetization | Freemium | — |
| Size | 296 MB | 99 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Appcreek Inc.](https://appshunter.io/developer/1721470670) | [杭州扶志科技有限公司](https://appshunter.io/developer/1651860833) |

## What reviewers say

### 试卷100

[App page](https://appshunter.io/ios/app/100-ai/id6444004006)

Instantly solve math problems, translate classical Chinese texts, and check homework with AI. This app offers features like paper restoration, error collection, and AI-powered tutoring and writing assistance for students and educators.

**Highlights:** AI-powered photo math solver, Classical Chinese text translation, Automated homework checking, Paper restoration and cleaning, Digital error book creation, AI tutoring and writing assistance

**Features:** macOS Compatibility

**In-app purchases (20)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 连续包周 | $2.99 | per 7 days |
| vip包月会员 | $2.99 | per month |
| 周会员 | $3.99 | per 7 days |
| svip包月会员 | $3.99 | per month |
| 周会员 | $4.99 | per 7 days |
| 试卷100超级会员 | $4.99 | per 7 days |
| 季度会员 | $7.99 | per 3 months |
| vip包月会员 | $7.99 | per month |
| 连续包月 | $9.99 | per month |
| svip包月会员 | $9.99 | per month |
| 连续包月 | $14.99 | per month |
| 连续包季 | $14.99 | per 3 months |
| 试卷100超级会员 | $19.99 | per 3 months |
| 包年特惠 | $24.99 | per year |
| vip包年会员 | $24.99 | per year |
| svip包年会员 | $39.99 | per year |
| 试卷100超级会员 | $39.99 | per year |
| 月会员 | $3.99 | one-time |
| 终身会员 | $59.99 | one-time |
| svip终身会员 | $89.99 | 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 试卷100 free?

试卷100 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 试卷100 or 纠错大师 have ads?

Neither 试卷100 nor 纠错大师 shows ads.

### Which is updated more often, 试卷100 or 纠错大师?

试卷100 ships an update every 11 days, and 纠错大师 fortnightly. Most recently, 试卷100 was updated on October 24, 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.*