# Ballu vs Hydro

Ballu and Hydro 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 | Ballu | Hydro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | — |
| Size | 220 MB | 26 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [Guangdong BIG Climatic Manufacture Co., LTD](https://appshunter.io/developer/1825356956) | [Justin Guy](https://appshunter.io/developer/1894146332) |

## What reviewers say

### Ballu

[App page](https://appshunter.io/ios/app/ballu/id6748348448)

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

**In-app purchases:** none


### Hydro

[App page](https://appshunter.io/ios/app/hydro-log/id6763796140)

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

**In-app purchases:** none


## Frequently asked questions

### Is Ballu free?

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

### Is Hydro free?

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

### Do Ballu or Hydro have ads?

Neither Ballu nor Hydro 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.*