# myDSG vs 水務易 eWater

The clearest difference is update cadence: 水務易 eWater at monthly against myDSG's every 3 months. myDSG's advantage is iOS requirement (12.0 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.

myDSG ships an update every 3 months, 水務易 eWater monthly. The most recent releases landed on October 21, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | myDSG | 水務易 eWater |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 2.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | — |
| Size | 25 MB | 87 MB |
| Requires iOS | **12.0** | 15.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DSG Energy Limited](https://appshunter.io/developer/1420420338) | [Water Supplies Department, HKSARG](https://appshunter.io/developer/790111274) |

## What reviewers say

### myDSG

[App page](https://appshunter.io/ios/app/mydsg/id1420420339)

Manage your Shell Gas accounts, order LPG cylinders with ease, and access the latest safety information and promotions. This app simplifies your gas services, offering convenient account management and quick ordering.

**Highlights:** Exclusive LPG mobile account management, Access current and past bills, Pay bills at convenience stores, Reminder services for reporting and inspections, One-click cylinder ordering, Find nearest LPG distributors, Latest safety information and promotions

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 myDSG free?

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

### Is 水務易 eWater free?

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

### Do myDSG or 水務易 eWater have ads?

Neither myDSG nor 水務易 eWater shows ads.

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

myDSG ships an update every 3 months, and 水務易 eWater monthly. Most recently, myDSG was updated on October 21, 2026 and 水務易 eWater on October 15, 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.*