# GreenbirdTenant vs 水務易 eWater

The clearest difference is update cadence: 水務易 eWater at monthly against GreenbirdTenant's every 34 months. GreenbirdTenant's advantage is iOS requirement (9.0 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.

GreenbirdTenant ships an update every 34 months, 水務易 eWater monthly. The most recent releases landed on October 6, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | GreenbirdTenant | 水務易 eWater |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 34 months | **Monthly** |
| Size | 16 MB | 87 MB |
| Requires iOS | **9.0** | 15.5 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BeeTree](https://appshunter.io/developer/897445915) | [Water Supplies Department, HKSARG](https://appshunter.io/developer/790111274) |

## What reviewers say

### GreenbirdTenant

[App page](https://appshunter.io/ios/app/greenbirdtenant/id1506735779)

**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 GreenbirdTenant free?

GreenbirdTenant 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 GreenbirdTenant or 水務易 eWater have ads?

Neither GreenbirdTenant nor 水務易 eWater shows ads.

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

GreenbirdTenant ships an update every 34 months, and 水務易 eWater monthly. Most recently, GreenbirdTenant was updated on October 6, 2026 and 水務易 eWater on October 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.*