# ZACapp vs Hydra

The clearest difference is update cadence: ZACapp at every 10 days against Hydra's every 2 months. Hydra's advantage is iOS requirement (13.0 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.

ZACapp ships an update every 10 days, Hydra every 2 months. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | ZACapp | Hydra |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 2 months |
| Size | 67 MB | 53 MB |
| Requires iOS | 15.5 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Zelando Srl](https://appshunter.io/developer/1227010814) | [GoApp s.r.l.](https://appshunter.io/developer/435482060) |

## What reviewers say

### ZACapp

[App page](https://appshunter.io/ios/app/zacapp/id1227010815)

**Features:** Vision Pro support

**In-app purchases:** none


### Hydra

[App page](https://appshunter.io/ios/app/hydra/id1465392538)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ZACapp free?

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

### Is Hydra free?

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

### Do ZACapp or Hydra have ads?

Neither ZACapp nor Hydra shows ads.

### Which is updated more often, ZACapp or Hydra?

ZACapp ships an update every 10 days, and Hydra every 2 months. Most recently, ZACapp was updated on October 24, 2026 and Hydra on October 7, 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.*