# 知识课堂 vs 欢心乐学

The clearest difference is in-app purchases: 欢心乐学 at none against 知识课堂's 10. 知识课堂's advantage is update cadence (weekly vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 知识课堂 sells 9 one-off in-app purchases. 欢心乐学 asks for nothing beyond the download.

知识课堂 ships an update weekly, 欢心乐学 every 3 weeks. The most recent releases landed on October 30, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | 知识课堂 | 欢心乐学 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 55.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Size | 342 MB | 82 MB |
| Requires iOS | 13.0 | **12** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [深圳市悦道科技有限公司](https://appshunter.io/developer/1571066605) | [Zhengzhou Joyful Lili Education Technology Co., Ltd](https://appshunter.io/developer/1798592077) |

## What reviewers say

### 知识课堂

[App page](https://appshunter.io/ios/app/id6499240773)

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 知识课堂月包vip | $7.99 | one-time |
| 快乐口语1个月vip会员 | $9.99 | one-time |
| 快乐口语3个月vip会员 | $19.99 | one-time |
| 知识课堂1年包vip | $39.99 | one-time |
| 快乐口语1年vip会员 | $49.99 | one-time |
| 知识课堂1年包vip | $49.99 | one-time |
| 快乐口语2年vip会员 | $59.99 | one-time |
| 知识课堂2年包vip | $69.99 | one-time |
| 知识课堂3年包vip | $99.99 | one-time |


### 欢心乐学

[App page](https://appshunter.io/ios/app/id6752483101)

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

**In-app purchases:** none


## Frequently asked questions

### Is 知识课堂 free?

知识课堂 is free to download, with in-app purchases available.

### Is 欢心乐学 free?

欢心乐学 is free to download, with no in-app purchases.

### Do 知识课堂 or 欢心乐学 have ads?

Neither 知识课堂 nor 欢心乐学 shows ads.

### Which is updated more often, 知识课堂 or 欢心乐学?

知识课堂 ships an update weekly, and 欢心乐学 every 3 weeks. Most recently, 知识课堂 was updated on October 30, 2026 and 欢心乐学 on October 19, 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.*