# OpenK vs 星家人

The clearest difference is in-app purchases: OpenK at none against 星家人's 11. OpenK also leads on iOS requirement (9.0 vs 12.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 星家人 sells 11 one-off in-app purchases. OpenK asks for nothing beyond the download.

OpenK ships an update every 6 weeks, 星家人 every 3 weeks. The most recent releases landed on October 25, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | OpenK | 星家人 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Size | 112 MB | 107 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Beijing Ingcare Technology Co.,Ltd.](https://appshunter.io/developer/1266130654) | [Hangzhou Hailiang Youjiao Education Technology Co., Ltd.](https://appshunter.io/developer/1518931121) |

## What reviewers say

### OpenK

[App page](https://appshunter.io/ios/app/openk/id1462608304)

**Features:** macOS Compatibility

**In-app purchases:** none


### 星家人

[App page](https://appshunter.io/ios/app/id1582745268)

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 60星星币 | $0.99 | one-time |
| 10星星币 | $0.99 | one-time |
| 120星星币 | $1.99 | one-time |
| 300星星币 | $4.99 | one-time |
| 500星星币 | $7.99 | one-time |
| 980星星币 | $14.99 | one-time |
| 2080星星币 | $30.99 | one-time |
| 2980星星币 | $46.99 | one-time |
| 6980星星币 | $109.99 | one-time |
| 9980星星币 | $149.99 | one-time |
| 19980星星币 | $299.99 | one-time |


## Frequently asked questions

### Is OpenK free?

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

### Is 星家人 free?

星家人 is free to download, with in-app purchases available.

### Do OpenK or 星家人 have ads?

Neither OpenK nor 星家人 shows ads.

### Which is updated more often, OpenK or 星家人?

OpenK ships an update every 6 weeks, and 星家人 every 3 weeks. Most recently, OpenK was updated on October 25, 2026 and 星家人 on October 10, 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.*