# 快乐学 vs 优乐学习

The clearest difference is in-app purchases: 优乐学习 at none against 快乐学's 10. 快乐学's advantage is update cadence (every 4 months vs every 14 months) and iOS requirement (9.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. 快乐学 sells 10 one-off in-app purchases. 优乐学习 asks for nothing beyond the download.

快乐学 ships an update every 4 months, 优乐学习 every 14 months. The most recent releases landed on October 19, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 快乐学 | 优乐学习 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 14 months |
| Size | 53 MB | 240 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [郴 石](https://appshunter.io/developer/1250406946) | [Xuan Zhou](https://appshunter.io/developer/1534790034) |

## What reviewers say

### 快乐学

[App page](https://appshunter.io/ios/app/id1449543741)

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 小学语文二年级(上册) | $2.99 | one-time |
| 小学语文三年级(上册) | $2.99 | one-time |
| 小学语文三年级(下册) | $2.99 | one-time |
| 小学语文二年级(下册) | $2.99 | one-time |
| 小学英语一年级(下册) | $2.99 | one-time |
| 小学英语一年级(上册) | $2.99 | one-time |
| 小学英语二年级(下册) | $2.99 | one-time |
| 小学英语二年级(上册) | $2.99 | one-time |
| 小学英语三年级(上册) | $2.99 | one-time |
| 小学英语三年级(下册) | $2.99 | one-time |


### 优乐学习

[App page](https://appshunter.io/ios/app/id1552698997)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 快乐学 free?

快乐学 is free to download, with in-app purchases available.

### Is 优乐学习 free?

优乐学习 is free to download, with no in-app purchases.

### Do 快乐学 or 优乐学习 have ads?

Neither 快乐学 nor 优乐学习 shows ads.

### Which is updated more often, 快乐学 or 优乐学习?

快乐学 ships an update every 4 months, and 优乐学习 every 14 months. Most recently, 快乐学 was updated on October 19, 2026 and 优乐学习 on October 7, 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.*