# 掌门优课HD vs iFellowU

The clearest difference is update cadence: iFellowU at every 5 days against 掌门优课HD's every 3 weeks. 掌门优课HD's advantage is iOS requirement (9.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

掌门优课HD ships an update every 3 weeks, iFellowU every 5 days. The most recent releases landed on October 20, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | 掌门优课HD | iFellowU |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Size | 171 MB | 220 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [上海掌小门教育科技有限公司](https://appshunter.io/developer/1433379035) | [Hefei Jiuyu Wonton Technology Co., Ltd](https://appshunter.io/developer/1868267719) |

## What reviewers say

### 掌门优课HD

[App page](https://appshunter.io/ios/app/hd/id1571916156)

**In-app purchases:** none


### iFellowU

[App page](https://appshunter.io/ios/app/ifellowu-study-smarter/id6757684258)

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

**In-app purchases:** none


## Frequently asked questions

### Is 掌门优课HD free?

掌门优课HD is free to download, with no in-app purchases.

### Is iFellowU free?

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

### Do 掌门优课HD or iFellowU have ads?

Neither 掌门优课HD nor iFellowU shows ads.

### Which is updated more often, 掌门优课HD or iFellowU?

掌门优课HD ships an update every 3 weeks, and iFellowU every 5 days. Most recently, 掌门优课HD was updated on October 20, 2026 and iFellowU on October 12, 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.*