# 水務易 eWater vs Regency

The clearest difference is update cadence: 水務易 eWater at monthly against Regency's every 7 months. Regency's advantage is iOS requirement (13.0 vs 15.5). 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.

水務易 eWater ships an update monthly, Regency every 7 months. The most recent releases landed on October 15, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | 水務易 eWater | Regency |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 7 months |
| Size | 87 MB | 47 MB |
| Requires iOS | 15.5 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Water Supplies Department, HKSARG](https://appshunter.io/developer/790111274) | [MMTS ONLINE TECHNOLOGY LIMITED](https://appshunter.io/developer/1582401166) |

## What reviewers say

### 水務易 eWater

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

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

**In-app purchases:** none


### Regency

[App page](https://appshunter.io/ios/app/regency/id6743392966)

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

**In-app purchases:** none


## Frequently asked questions

### Is 水務易 eWater free?

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

### Is Regency free?

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

### Do 水務易 eWater or Regency have ads?

Neither 水務易 eWater nor Regency shows ads.

### Which is updated more often, 水務易 eWater or Regency?

水務易 eWater ships an update monthly, and Regency every 7 months. Most recently, 水務易 eWater was updated on October 15, 2026 and Regency on October 18, 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.*