# 背单词游戏 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 背单词游戏's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 背单词游戏 sells 1 in-app purchase, starting at $0.99 per year. 开开心心背单词 asks for nothing beyond the download.

## The numbers

| Metric | 背单词游戏 | 开开心心背单词 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 months | — |
| Size | 322 MB | 47 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Kunming Jianet Technology Co., Ltd.](https://appshunter.io/developer/1465682556) | [光平 王](https://appshunter.io/developer/1045947341) |

## What reviewers say

### 背单词游戏

[App page](https://appshunter.io/ios/app/id1607710127)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 6元/年 | $0.99 | 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 背单词游戏 free?

背单词游戏 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 背单词游戏 or 开开心心背单词 have ads?

Neither 背单词游戏 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.*