# Hydro Solar HP vs Ennos

The clearest difference is update cadence: Ennos at monthly against Hydro Solar HP's every 2 months. Hydro Solar HP's advantage is iOS requirement (12.2 vs 17.0). 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.

Hydro Solar HP ships an update every 2 months, Ennos monthly. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Hydro Solar HP | Ennos |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Size | 29 MB | 6 MB |
| Requires iOS | **12.2** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Aqua Solanor Inc](https://appshunter.io/developer/1631684916) | [Ennos Ag](https://appshunter.io/developer/1828445858) |

## What reviewers say

### Hydro Solar HP

[App page](https://appshunter.io/ios/app/hydro-solar-hp/id1631684914)

**Features:** macOS Compatibility

**In-app purchases:** none


### Ennos

[App page](https://appshunter.io/ios/app/ennos/id6749009347)

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

**In-app purchases:** none


## Frequently asked questions

### Is Hydro Solar HP free?

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

### Is Ennos free?

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

### Do Hydro Solar HP or Ennos have ads?

Neither Hydro Solar HP nor Ennos shows ads.

### Which is updated more often, Hydro Solar HP or Ennos?

Hydro Solar HP ships an update every 2 months, and Ennos monthly. Most recently, Hydro Solar HP was updated on November 3, 2026 and Ennos on October 30, 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.*