# MistakeBook vs 單手學：學測英文

The clearest difference is in-app purchases: 單手學：學測英文 at none against MistakeBook's 1. 單手學：學測英文 also leads on update cadence (every 3 days vs every 2 weeks) and iOS requirement (13.0 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. MistakeBook sells 1 in-app purchase, starting at $0.99 per 6 months. 單手學：學測英文 asks for nothing beyond the download.

MistakeBook ships an update every 2 weeks, 單手學：學測英文 every 3 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | MistakeBook | 單手學：學測英文 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Size | 72 MB | 107 MB |
| Requires iOS | 18.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Wei Shuo Wu](https://appshunter.io/developer/527929940) | [Seaberry Studio](https://appshunter.io/developer/308519884) |

## What reviewers say

### MistakeBook

[App page](https://appshunter.io/ios/app/mistakebook/id6757340127)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MistakeBook訂閱方案 | $0.99 | per 6 months |


### 單手學：學測英文

[App page](https://appshunter.io/ios/app/id6772587547)

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

**In-app purchases:** none


## Frequently asked questions

### Is MistakeBook free?

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

### Is 單手學：學測英文 free?

單手學：學測英文 is free to download, with no in-app purchases.

### Do MistakeBook or 單手學：學測英文 have ads?

Neither MistakeBook nor 單手學：學測英文 shows ads.

### Which is updated more often, MistakeBook or 單手學：學測英文?

MistakeBook ships an update every 2 weeks, and 單手學：學測英文 every 3 days. Most recently, MistakeBook was updated on October 24, 2026 and 單手學：學測英文 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.*