# Hydra vs Lunergy

The clearest difference is device support: Hydra at 2 against Lunergy's —. On price, in-app purchases and iOS requirement there is nothing between them.

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

## The numbers

| Metric | Hydra | Lunergy |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Size | 32 MB | 98 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 17+ |
| Developer | [Instalane Internet Private Limited](https://appshunter.io/developer/1739626561) | [Shenzhen Energy Control Cloud Technology Co., Ltd](https://appshunter.io/developer/1765046101) |

## What reviewers say

### Hydra

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

**In-app purchases:** none


### Lunergy

[App page](https://appshunter.io/ios/app/lunergy/id6759078790)

**In-app purchases:** none


## Frequently asked questions

### Is Hydra free?

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

### Is Lunergy free?

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

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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.*