# 行動輔英 vs MistakeKit

The clearest difference is in-app purchases: 行動輔英 at none against MistakeKit's 1. MistakeKit's advantage is update cadence (every 6 days vs every 6 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. MistakeKit sells 1 one-off in-app purchase. 行動輔英 asks for nothing beyond the download.

行動輔英 ships an update every 6 weeks, MistakeKit every 6 days. The most recent releases landed on November 6, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | 行動輔英 | MistakeKit |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 10.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 6 days** |
| Size | 18 MB | 7 MB |
| Requires iOS | **15.0** | 16.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Fooyin](https://appshunter.io/developer/716441993) | [朋 戎](https://appshunter.io/developer/6811943745) |

## What reviewers say

### 行動輔英

[App page](https://appshunter.io/ios/app/id716441990)

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

**In-app purchases:** none


### MistakeKit

[App page](https://appshunter.io/ios/app/mistakekit-mistake-book/id6812658115)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MistakeKit Pro | $9.99 | one-time |


## Frequently asked questions

### Is 行動輔英 free?

行動輔英 is free to download, with no in-app purchases.

### Is MistakeKit free?

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

### Do 行動輔英 or MistakeKit have ads?

Neither 行動輔英 nor MistakeKit shows ads.

### Which is updated more often, 行動輔英 or MistakeKit?

行動輔英 ships an update every 6 weeks, and MistakeKit every 6 days. Most recently, 行動輔英 was updated on November 6, 2026 and MistakeKit on November 10, 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.*