# 海贝HIBI vs 牛牛星球

The clearest difference is iOS requirement: 海贝HIBI at 9.0 against 牛牛星球's 15.0. 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.

海贝HIBI ships an update every 2 weeks, 牛牛星球 every 6 days. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | 海贝HIBI | 牛牛星球 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 6 days** |
| Size | 75 MB | 52 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Beijing Risure Education and Consulting Co.,ltd](https://appshunter.io/developer/1407130831) | [南宁未知教育科技有限公司](https://appshunter.io/developer/1841326967) |

## What reviewers say

### 海贝HIBI

[App page](https://appshunter.io/ios/app/hibi/id1504204443)

**Features:** macOS Compatibility

**In-app purchases:** none


### 牛牛星球

[App page](https://appshunter.io/ios/app/id6752850121)

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

**In-app purchases:** none


## Frequently asked questions

### Is 海贝HIBI free?

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

### Is 牛牛星球 free?

牛牛星球 is free to download, with no in-app purchases.

### Do 海贝HIBI or 牛牛星球 have ads?

Neither 海贝HIBI nor 牛牛星球 shows ads.

### Which is updated more often, 海贝HIBI or 牛牛星球?

海贝HIBI ships an update every 2 weeks, and 牛牛星球 every 6 days. Most recently, 海贝HIBI was updated on October 27, 2026 and 牛牛星球 on October 28, 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.*