# 小K同学 vs 水贝管家

The clearest difference is update cadence: 水贝管家 at fortnightly against 小K同学's every 2 months. 小K同学's advantage is iOS requirement (9.0 vs 13.0). 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.

小K同学 ships an update every 2 months, 水贝管家 fortnightly. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | 小K同学 | 水贝管家 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Size | 122 MB | 36 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [茜 李](https://appshunter.io/developer/1505746335) | [深圳汇商通盈科技有限公司](https://appshunter.io/developer/1275821385) |

## What reviewers say

### 小K同学

[App page](https://appshunter.io/ios/app/k/id1477586642)

**Features:** macOS Compatibility

**In-app purchases:** none


### 水贝管家

[App page](https://appshunter.io/ios/app/id6758083464)

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

**In-app purchases:** none


## Frequently asked questions

### Is 小K同学 free?

小K同学 is free to download, with no in-app purchases.

### Is 水贝管家 free?

水贝管家 is free to download, with no in-app purchases.

### Do 小K同学 or 水贝管家 have ads?

Neither 小K同学 nor 水贝管家 shows ads.

### Which is updated more often, 小K同学 or 水贝管家?

小K同学 ships an update every 2 months, and 水贝管家 fortnightly. Most recently, 小K同学 was updated on October 29, 2026 and 水贝管家 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.*