# 記桃花源AR vs 开开心心背单词

記桃花源AR and 开开心心背单词 are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | 記桃花源AR | 开开心心背单词 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | — |
| Size | 228 MB | 47 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [DESIGN AND CULTURAL STUDIES WORKSHOP LIMITED](https://appshunter.io/developer/1442813794) | [光平 王](https://appshunter.io/developer/1045947341) |

## What reviewers say

### 記桃花源AR

[App page](https://appshunter.io/ios/app/ar/id1543946398)

**Features:** macOS Compatibility

**In-app purchases:** none


### 开开心心背单词

[App page](https://appshunter.io/ios/app/id6480445030)

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

**In-app purchases:** none


## Frequently asked questions

### Is 記桃花源AR free?

記桃花源AR is free to download, with no in-app purchases.

### Is 开开心心背单词 free?

开开心心背单词 is free to download, with no in-app purchases.

### Do 記桃花源AR or 开开心心背单词 have ads?

Neither 記桃花源AR nor 开开心心背单词 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.*