# 蓝铅笔 vs cgjoy课堂

The clearest difference is update cadence: 蓝铅笔 at every 3 weeks against cgjoy课堂's every 2 months. 蓝铅笔 also leads on iOS requirement (11.0 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 蓝铅笔 sells 4 one-off in-app purchases and cgjoy课堂 sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

蓝铅笔 ships an update every 3 weeks, cgjoy课堂 every 2 months. The most recent releases landed on October 6, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 蓝铅笔 | cgjoy课堂 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (5 ratings)](https://appshunter.io/ios/app/id1156741946/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Size | 184 MB | 159 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Hangzhou Duoji Education Technology Co., Ltd.](https://appshunter.io/developer/1093458206) | [书贡教育科技(上海)有限公司](https://appshunter.io/developer/1546227621) |

## What reviewers say

### 蓝铅笔

[App page](https://appshunter.io/ios/app/id1156741946)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10个肥皂 | $1.99 | one-time |
| 蓝铅笔18元学习课程 | $2.99 | one-time |
| 100个肥皂 | $17.99 | one-time |
| 100个肥皂 | $21.99 | one-time |


### cgjoy课堂

[App page](https://appshunter.io/ios/app/cgjoy/id1546227619)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 充值1元 | $0.99 | one-time |
| 充值学习币 | $699.99 | one-time |


## Frequently asked questions

### Is 蓝铅笔 free?

蓝铅笔 is free to download, with in-app purchases available.

### Is cgjoy课堂 free?

cgjoy课堂 is free to download, with in-app purchases available.

### Do 蓝铅笔 or cgjoy课堂 have ads?

Neither 蓝铅笔 nor cgjoy课堂 shows ads.

### Which is updated more often, 蓝铅笔 or cgjoy课堂?

蓝铅笔 ships an update every 3 weeks, and cgjoy课堂 every 2 months. Most recently, 蓝铅笔 was updated on October 6, 2026 and cgjoy课堂 on October 29, 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.*