# 潤心充 (HK) vs HK Mixed Keyboard

The clearest difference is update cadence: HK Mixed Keyboard at every 5 days against 潤心充 (HK)'s monthly. 潤心充 (HK)'s advantage is iOS requirement (13.0 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.

潤心充 (HK) ships an update monthly, HK Mixed Keyboard every 5 days. The most recent releases landed on October 9, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 潤心充 (HK) | HK Mixed Keyboard |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 5 days** |
| Size | 87 MB | 15 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Winland Property Management Limited](https://appshunter.io/developer/1172203652) | [Lung Wai Hor](https://appshunter.io/developer/6779518340) |

## What reviewers say

### 潤心充 (HK)

[App page](https://appshunter.io/ios/app/hk/id6756920080)

**Features:** macOS Compatibility

**In-app purchases:** none


### HK Mixed Keyboard

[App page](https://appshunter.io/ios/app/hk-mixed-keyboard/id6818359136)

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

**In-app purchases:** none


## Frequently asked questions

### Is 潤心充 (HK) free?

潤心充 (HK) is free to download, with no in-app purchases.

### Is HK Mixed Keyboard free?

HK Mixed Keyboard is free to download, with no in-app purchases.

### Do 潤心充 (HK) or HK Mixed Keyboard have ads?

Neither 潤心充 (HK) nor HK Mixed Keyboard shows ads.

### Which is updated more often, 潤心充 (HK) or HK Mixed Keyboard?

潤心充 (HK) ships an update monthly, and HK Mixed Keyboard every 5 days. Most recently, 潤心充 (HK) was updated on October 9, 2026 and HK Mixed Keyboard 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.*