# 單字知識王 vs 挑戰知識王

The clearest difference is iOS requirement: 單字知識王 at 14.0 against 挑戰知識王's 17.6. On price, ads, 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.

## The numbers

| Metric | 單字知識王 | 挑戰知識王 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/id6466239865/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 55.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | — |
| Size | 548 MB | 26 MB |
| Requires iOS | **14.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [CMoney](https://appshunter.io/developer/503431064) | [FunOrange](https://appshunter.io/developer/874883356) |

## What reviewers say

### 單字知識王

[App page](https://appshunter.io/ios/app/id6466239865)

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

**In-app purchases:** none


### 挑戰知識王

[App page](https://appshunter.io/ios/app/id6768089525)

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

**In-app purchases:** none


## Frequently asked questions

### Is 單字知識王 free?

單字知識王 is free to download, with no in-app purchases.

### Is 挑戰知識王 free?

挑戰知識王 is free to download, with no in-app purchases.

### Do 單字知識王 or 挑戰知識王 have ads?

Neither 單字知識王 nor 挑戰知識王 shows ads.

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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.*