# 知刷PRO vs Mto：Fun science experiments

The clearest difference is in-app purchases: 知刷PRO at none against Mto：Fun science experiments's 10. 知刷PRO also leads on update cadence (every 3 days vs weekly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Mto：Fun science experiments sells 9 one-off in-app purchases. 知刷PRO asks for nothing beyond the download.

知刷PRO ships an update every 3 days, Mto：Fun science experiments weekly. The most recent releases landed on November 9, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | 知刷PRO | Mto：Fun science experiments |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 83.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Weekly |
| Monetization | — | Free with in-app purchases |
| Size | 48 MB | 366 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [万星(山东)网络科技有限公司](https://appshunter.io/developer/1855806476) | [杭州那又谁科技有限公司](https://appshunter.io/developer/1663450439) |

## What reviewers say

### 知刷PRO

[App page](https://appshunter.io/ios/app/pro/id6755715595)

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

**In-app purchases:** none


### Mto：Fun science experiments

[App page](https://appshunter.io/ios/app/mtofun-science-experiments/id6774075406)

Explore physics, chemistry, biology, and space through interactive 3D virtual experiments. This app encourages curiosity and hands-on learning without exams or grades, making STEM concepts engaging for kids and adults alike.

**Highlights:** 3D Virtual Science Lab, Physics Experiments, Chemistry Reactions, Natural Science Exploration, Space Simulation, Offline Play

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 初中年卡 | $14.99 | one-time |
| 小学年卡 | $14.99 | one-time |
| 联合年卡 | $22.99 | one-time |
| 初中三年卡 | $34.99 | one-time |
| 初中三年卡 | $39.99 | one-time |
| 联合三年卡 | $49.99 | one-time |
| 小学六年卡 | $79.99 | one-time |
| 小学六年卡 | $99.99 | one-time |
| 联合九年卡 | $99.99 | one-time |


## Frequently asked questions

### Is 知刷PRO free?

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

### Is Mto：Fun science experiments free?

Mto：Fun science experiments is free to download, with in-app purchases available.

### Do 知刷PRO or Mto：Fun science experiments have ads?

Neither 知刷PRO nor Mto：Fun science experiments shows ads.

### Which is updated more often, 知刷PRO or Mto：Fun science experiments?

知刷PRO ships an update every 3 days, and Mto：Fun science experiments weekly. Most recently, 知刷PRO was updated on November 9, 2026 and Mto：Fun science experiments on November 5, 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.*