# Hydroo vs Aqua

The clearest difference is update cadence: Hydroo at fortnightly against Aqua's every 2 months. Aqua's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

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

Hydroo ships an update fortnightly, Aqua every 2 months. The most recent releases landed on October 1, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Hydroo | Aqua |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Size | 23 MB | 20 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Khawlah Bawazir](https://appshunter.io/developer/1627702695) | [mouhamad cherkawi](https://appshunter.io/developer/1807798998) |

## What reviewers say

### Hydroo

[App page](https://appshunter.io/ios/app/hydroo/id6504790565)

**In-app purchases:** none


### Aqua

[App page](https://appshunter.io/ios/app/aqua-tracker/id6759465535)

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

**In-app purchases:** none


## Frequently asked questions

### Is Hydroo free?

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

### Is Aqua free?

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

### Do Hydroo or Aqua have ads?

Neither Hydroo nor Aqua shows ads.

### Which is updated more often, Hydroo or Aqua?

Hydroo ships an update fortnightly, and Aqua every 2 months. Most recently, Hydroo was updated on October 1, 2026 and Aqua on October 6, 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.*