# 快乐测测 vs 聆忧

The clearest difference is iOS requirement: 聆忧 at 9.0 against 快乐测测's 12.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

快乐测测 ships an update every 2 months, 聆忧 every 3 months. The most recent releases landed on June 1, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | 快乐测测 | 聆忧 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Size | 233 MB | 34 MB |
| Requires iOS | 12.0 | **9.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [北京快乐测测信息技术有限公司](https://appshunter.io/developer/1675994671) | [Beijing LingXinZhiNeng Technology Co.,Ltd](https://appshunter.io/developer/1656010618) |

## What reviewers say

### 快乐测测

[App page](https://appshunter.io/ios/app/id1624829695)

**In-app purchases:** none


### 聆忧

[App page](https://appshunter.io/ios/app/id6444669056)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 快乐测测 free?

快乐测测 is free to download, with no in-app purchases.

### Is 聆忧 free?

聆忧 is free to download, with no in-app purchases.

### Do 快乐测测 or 聆忧 have ads?

Neither 快乐测测 nor 聆忧 shows ads.

### Which is updated more often, 快乐测测 or 聆忧?

快乐测测 ships an update every 2 months, and 聆忧 every 3 months. Most recently, 快乐测测 was updated on June 1, 2026 and 聆忧 on September 10, 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.*