# 学习成长21天 vs 6Q超级爸妈pro

The clearest difference is in-app purchases: 学习成长21天 at none against 6Q超级爸妈pro's 8. 学习成长21天 also leads on iOS requirement (9.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 6Q超级爸妈pro sells 8 one-off in-app purchases. 学习成长21天 asks for nothing beyond the download.

学习成长21天 ships an update weekly, 6Q超级爸妈pro every 2 weeks. The most recent releases landed on October 1, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | 学习成长21天 | 6Q超级爸妈pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Size | 66 MB | 148 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Guangdong Youyixue Education Technology Co., Ltd.](https://appshunter.io/developer/1508981243) | [GUANGXI LIUSHENG TECHNOLOGY CO.,LTD](https://appshunter.io/developer/1620743803) |

## What reviewers say

### 学习成长21天

[App page](https://appshunter.io/ios/app/21/id1518769944)

**In-app purchases:** none


### 6Q超级爸妈pro

[App page](https://appshunter.io/ios/app/6qpro/id6747099003)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 6 6Q币 | $0.99 | one-time |
| 18 6Q币 | $2.99 | one-time |
| 138 6Q币 | $19.99 | one-time |
| 288 6Q币 | $39.99 | one-time |
| 588 6Q币 | $79.99 | one-time |
| 1298 6Q币 | $199.99 | one-time |
| 2598 6Q币 | $399.99 | one-time |
| 4998 6Q币 | $699.99 | one-time |


## Frequently asked questions

### Is 学习成长21天 free?

学习成长21天 is free to download, with no in-app purchases.

### Is 6Q超级爸妈pro free?

6Q超级爸妈pro is free to download, with in-app purchases available.

### Do 学习成长21天 or 6Q超级爸妈pro have ads?

Neither 学习成长21天 nor 6Q超级爸妈pro shows ads.

### Which is updated more often, 学习成长21天 or 6Q超级爸妈pro?

学习成长21天 ships an update weekly, and 6Q超级爸妈pro every 2 weeks. Most recently, 学习成长21天 was updated on October 1, 2026 and 6Q超级爸妈pro on October 4, 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.*