# 错题机H2 vs 全能错题本

The clearest difference is in-app purchases: 错题机H2 at none against 全能错题本's 4. 错题机H2 also leads on iOS requirement (9.0 vs 12.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 全能错题本 sells 4 in-app purchases, starting at $2.99 per 7 days. 错题机H2 asks for nothing beyond the download.

错题机H2 ships an update every 5 weeks, 全能错题本 monthly. The most recent releases landed on October 7, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | 错题机H2 | 全能错题本 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.5 (2 ratings)](https://appshunter.io/ios/app/h2/id1585629795/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Free | — |
| Size | 264 MB | 95 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [厦门爱立得科技有限公司](https://appshunter.io/developer/1354877112) | [丽丽 李](https://appshunter.io/developer/1610077348) |

## 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


### 全能错题本

[App page](https://appshunter.io/ios/app/id1670314053)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 连续周卡，18元/周 | $2.99 | per 7 days |
| 连续月卡会员，28元/月 | $3.99 | per month |
| 48元/季度 | $6.99 | per 3 months |
| 168元/年 | $24.99 | per year |


## Frequently asked questions

### Is 错题机H2 free?

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

### Is 全能错题本 free?

全能错题本 is free to download, with in-app purchases available.

### Do 错题机H2 or 全能错题本 have ads?

Neither 错题机H2 nor 全能错题本 shows ads.

### Which is updated more often, 错题机H2 or 全能错题本?

错题机H2 ships an update every 5 weeks, and 全能错题本 monthly. Most recently, 错题机H2 was updated on October 7, 2026 and 全能错题本 on October 16, 2026.

---

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