# 十万个为什么 vs 科学星球

The clearest difference is iOS requirement: 十万个为什么 at 8.0 against 科学星球's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 十万个为什么 sells 2 one-off in-app purchases and 科学星球 sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 24, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 十万个为什么 | 科学星球 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 213 MB | 503 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Suzhou MXR Software Technology Co.,Ltd](https://appshunter.io/developer/484812886) | [深圳市悦道科技有限公司](https://appshunter.io/developer/1571066605) |

## What reviewers say

### 十万个为什么

[App page](https://appshunter.io/ios/app/4d-ar/id1257600706)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 25元 | $3.99 | one-time |
| 40元 | $5.99 | one-time |


### 科学星球

[App page](https://appshunter.io/ios/app/id1638447872)

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 科学星球包月VIP大会员 | $7.99 | one-time |
| 科学星球购买单课+vip包月 | $11.99 | one-time |
| 科学星球vip包季 | $12.99 | one-time |
| 科学星球购买单课+vip包季 | $17.99 | one-time |
| 科学星球包季VIP大会员 | $17.99 | one-time |
| 科学星球vip包年 | $29.99 | one-time |
| 科学星球购买单课+vip包年 | $33.99 | one-time |
| 科学星球包年VIP大会员 | $34.99 | one-time |
| 科学星球会员组合包 | $39.99 | one-time |
| 科学星球5年VIP大会员 | $129.99 | one-time |


## Frequently asked questions

### Is 十万个为什么 free?

十万个为什么 is free to download, with in-app purchases available.

### Is 科学星球 free?

科学星球 is free to download, with in-app purchases available.

### Do 十万个为什么 or 科学星球 have ads?

Neither 十万个为什么 nor 科学星球 shows ads.

### Which is updated more often, 十万个为什么 or 科学星球?

十万个为什么 ships an update every 3 weeks, and 科学星球 every 3 weeks. Most recently, 十万个为什么 was updated on October 24, 2026 and 科学星球 on November 3, 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.*