# 快乐学摩斯密码 vs Pocket Experiments Science Lab

The clearest difference is in-app purchases: 快乐学摩斯密码 at none against Pocket Experiments Science Lab's 1. 快乐学摩斯密码 also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Pocket Experiments Science Lab sells 1 one-off in-app purchase. 快乐学摩斯密码 asks for nothing beyond the download.

快乐学摩斯密码 ships an update weekly, Pocket Experiments Science Lab every 8 days. The most recent releases landed on October 1, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | 快乐学摩斯密码 | Pocket Experiments Science Lab |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 8 days |
| Size | 2 MB | 12 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 4+ |
| Developer | [KUANG YU KUNG](https://appshunter.io/developer/1761296371) | [MIZOU, CO., LTD.](https://appshunter.io/developer/1542553141) |

## What reviewers say

### 快乐学摩斯密码

[App page](https://appshunter.io/ios/app/id6756863717)

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

**In-app purchases:** none


### Pocket Experiments Science Lab

[App page](https://appshunter.io/ios/app/pocket-experiments-science-lab/id6810875310)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $29.99 | one-time |


## Frequently asked questions

### Is 快乐学摩斯密码 free?

快乐学摩斯密码 is free to download, with no in-app purchases.

### Is Pocket Experiments Science Lab free?

Pocket Experiments Science Lab is free to download, with in-app purchases available.

### Do 快乐学摩斯密码 or Pocket Experiments Science Lab have ads?

Pocket Experiments Science Lab shows ads; 快乐学摩斯密码 does not.

### Which is updated more often, 快乐学摩斯密码 or Pocket Experiments Science Lab?

快乐学摩斯密码 ships an update weekly, and Pocket Experiments Science Lab every 8 days. Most recently, 快乐学摩斯密码 was updated on October 1, 2026 and Pocket Experiments Science Lab on October 15, 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.*