# 错题机H2 vs 喵学王

The clearest difference is rating: 喵学王 at 2.7 against 错题机H2's 1.5. 喵学王 also leads on review sentiment (28% vs 0%) and update cadence (every 9 days vs every 5 weeks). 错题机H2's advantage is ads (none vs shown) and iOS requirement (9.0 vs 13.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

喵学王 holds the better App Store score, 2.7 against 1.5. That said, the two scores are not equally well evidenced: 喵学王 has 16 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 0% of 错题机H2's written reviews are positive against 28% of 喵学王's.

错题机H2 ships an update every 5 weeks, 喵学王 every 9 days. Both last shipped on November 3, 2026.

## The numbers

| Metric | 错题机H2 | 喵学王 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.5 (2 ratings)](https://appshunter.io/ios/app/h2/id1585629795/reviews) | **[2.7 (16 ratings)](https://appshunter.io/ios/app/id1592699761/reviews)** |
| Number of ratings | 2 | **16** |
| Positive reviews | 0.0% of reviews | **28.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Every 9 days** |
| Monetization | Free | — |
| Size | 264 MB | 236 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [厦门爱立得科技有限公司](https://appshunter.io/developer/1354877112) | [Shenzhen Miaoxuewang Technology Co. Ltd](https://appshunter.io/developer/6778743211) |

## What reviewers say

### 错题机H2

[App page](https://appshunter.io/ios/app/h2/id1585629795)

This app combines learning, office productivity, and daily life tools. It pairs with a mini printer for inkless printing of notes, labels, and photos. Features include error correction, document editing, and text recognition.

**Highlights:** Error correction printing, Cloud-based error notebook, Chinese traditional culture learning, Foreign language learning with pronunciation, Document editing and printing, Text recognition from images, Label and photo printing, Daily planner and to-do lists

**Features:** macOS Compatibility

**In-app purchases:** none


### 喵学王

[App page](https://appshunter.io/ios/app/id1592699761)

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

**In-app purchases:** none


## Frequently asked questions

### Is 错题机H2 free?

错题机H2 is free to download, with no in-app purchases.

### Is 喵学王 free?

喵学王 is free to download, with no in-app purchases.

### Which has better reviews, 错题机H2 or 喵学王?

喵学王 is rated higher. 错题机H2 averages 1.5 out of 5 from 2 ratings, while 喵学王 averages 2.7 from 16 ratings.

### Do 错题机H2 or 喵学王 have ads?

喵学王 shows ads; 错题机H2 does not.

### Which is updated more often, 错题机H2 or 喵学王?

错题机H2 ships an update every 5 weeks, and 喵学王 every 9 days. Most recently, 错题机H2 was updated on November 3, 2026 and 喵学王 on November 3, 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.*