# 学习成长21天 vs 天天学拍

The clearest difference is iOS requirement: 学习成长21天 at 9.0 against 天天学拍's 12.1. 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.

学习成长21天 ships an update weekly, 天天学拍 fortnightly. The most recent releases landed on September 13, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | 学习成长21天 | 天天学拍 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Size | 66 MB | 157 MB |
| Requires iOS | **9.0** | 12.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Guangdong Youyixue Education Technology Co., Ltd.](https://appshunter.io/developer/1508981243) | [北京智学引擎科技有限公司](https://appshunter.io/developer/1670657761) |

## What reviewers say

### 学习成长21天

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

**In-app purchases:** none


### 天天学拍

[App page](https://appshunter.io/ios/app/id6469944822)

**Features:** macOS Compatibility

**In-app purchases:** none


## 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 天天学拍 free?

天天学拍 is free to download, with no in-app purchases.

### Do 学习成长21天 or 天天学拍 have ads?

Neither 学习成长21天 nor 天天学拍 shows ads.

### Which is updated more often, 学习成长21天 or 天天学拍?

学习成长21天 ships an update weekly, and 天天学拍 fortnightly. Most recently, 学习成长21天 was updated on September 13, 2026 and 天天学拍 on September 19, 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.*