# 久趣背单词 vs 开开心心背单词

The clearest difference is in-app purchases: 开开心心背单词 at none against 久趣背单词's 1. 久趣背单词's advantage is iOS requirement (9.0 vs 12.0). On price, ads and device support there is nothing between them.

Both are free to download. 久趣背单词 sells 1 in-app purchase, starting at $24.99 per year. 开开心心背单词 asks for nothing beyond the download.

## The numbers

| Metric | 久趣背单词 | 开开心心背单词 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | — |
| Size | 64 MB | 47 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [深圳久趣科技有限公司](https://appshunter.io/developer/1597859717) | [光平 王](https://appshunter.io/developer/1045947341) |

## What reviewers say

### 久趣背单词

[App page](https://appshunter.io/ios/app/id1669692019)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 年卡会员 | $24.99 | per year |


### 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 久趣背单词 free?

久趣背单词 is free to download, with in-app purchases available.

### 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 久趣背单词 or 开开心心背单词 have ads?

Neither 久趣背单词 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.*