# My Water vs Hydra

My Water and Hydra are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | My Water | Hydra |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | — |
| Size | 55 MB | 32 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Swallow Shuai Technology Development Co., Ltd.](https://appshunter.io/developer/1628485379) | [Instalane Internet Private Limited](https://appshunter.io/developer/1739626561) |

## What reviewers say

### My Water

[App page](https://appshunter.io/ios/app/my-water-daily-tracker/id6472012809)

**Features:** macOS Compatibility

**In-app purchases:** none


### Hydra

[App page](https://appshunter.io/ios/app/hydra-water-drinking-tracker/id6738758531)

**In-app purchases:** none


## Frequently asked questions

### Is My Water free?

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

### Is Hydra free?

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

### Do My Water or Hydra have ads?

Neither My Water nor Hydra shows ads.

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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.*