# Kaiboard 中英混合鍵盤 vs 水務易 eWater

The clearest difference is in-app purchases: 水務易 eWater at none against Kaiboard 中英混合鍵盤's 2. 水務易 eWater also leads on update cadence (monthly vs every 6 months). Kaiboard 中英混合鍵盤's advantage is iOS requirement (13.0 vs 15.5). On price, ads and device support there is nothing between them.

Both are free to download. Kaiboard 中英混合鍵盤 sells 2 one-off in-app purchases. 水務易 eWater asks for nothing beyond the download.

Kaiboard 中英混合鍵盤 ships an update every 6 months, 水務易 eWater monthly. The most recent releases landed on October 6, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Kaiboard 中英混合鍵盤 | 水務易 eWater |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (25 ratings)](https://appshunter.io/ios/app/kaiboard/id946910980/reviews)** | — |
| Number of ratings | **25** | — |
| Positive reviews | 76.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 months | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 105 MB | 87 MB |
| Requires iOS | **13.0** | 15.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alpha Tech HK Limited](https://appshunter.io/developer/1460822782) | [Water Supplies Department, HKSARG](https://appshunter.io/developer/790111274) |

## What reviewers say

### Kaiboard 中英混合鍵盤

[App page](https://appshunter.io/ios/app/kaiboard/id946910980)

This keyboard app allows seamless input of both Chinese and English without switching. It supports various Chinese input methods and offers advanced features like predictive text, swipe selection, and customizable themes. Designed for efficient typing, it enhances the mobile keyboard experience.

**Highlights:** Hybrid Chinese-English input, Multiple Chinese input methods, Predictive text and word suggestions, Swipe selection for cursor control, Customizable themes, Smart punctuation and auto-capitalization

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 鍵盤風格設定 | $1.99 | one-time |
| 廣東話拼音詞語連打 | $2.99 | one-time |


### 水務易 eWater

[App page](https://appshunter.io/ios/app/ewater/id6449998378)

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

**In-app purchases:** none


## Frequently asked questions

### Is Kaiboard 中英混合鍵盤 free?

Kaiboard 中英混合鍵盤 is free to download, with in-app purchases available.

### Is 水務易 eWater free?

水務易 eWater is free to download, with no in-app purchases.

### Do Kaiboard 中英混合鍵盤 or 水務易 eWater have ads?

Neither Kaiboard 中英混合鍵盤 nor 水務易 eWater shows ads.

### Which is updated more often, Kaiboard 中英混合鍵盤 or 水務易 eWater?

Kaiboard 中英混合鍵盤 ships an update every 6 months, and 水務易 eWater monthly. Most recently, Kaiboard 中英混合鍵盤 was updated on October 6, 2026 and 水務易 eWater on September 30, 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.*