# Hydropolis vs ARlamove

The clearest difference is iOS requirement: Hydropolis at 12.0 against ARlamove's 15.0. On price, update cadence, 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.

Hydropolis ships an update every 10 months, ARlamove every 7 months. The most recent releases landed on October 4, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Hydropolis | ARlamove |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 16.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 7 months** |
| Monetization | Free | — |
| Size | 118 MB | 259 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [miejskie przedsiebiorstwo wodociagow i kanalizacji s.a](https://appshunter.io/developer/1444870860) | [NetSports](https://appshunter.io/developer/1576346453) |

## What reviewers say

### Hydropolis

[App page](https://appshunter.io/ios/app/hydropolis/id1444870861)

Explore a water knowledge center through an audio guide. This app offers interactive exhibits and multimedia content to expand your understanding of water in an engaging and fun way.

**Highlights:** Audio guide functionality, Interactive installations, Multimedia content, Educational information, Engaging user experience

**Features:** macOS Compatibility

**In-app purchases:** none


### ARlamove

[App page](https://appshunter.io/ios/app/arlamove/id6753578469)

**In-app purchases:** none


## Frequently asked questions

### Is Hydropolis free?

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

### Is ARlamove free?

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

### Do Hydropolis or ARlamove have ads?

Neither Hydropolis nor ARlamove shows ads.

### Which is updated more often, Hydropolis or ARlamove?

Hydropolis ships an update every 10 months, and ARlamove every 7 months. Most recently, Hydropolis was updated on October 4, 2026 and ARlamove on October 10, 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.*