# Construction 3D vs H2O Academy

The clearest difference is ads: H2O Academy at none against Construction 3D's shown. H2O Academy also leads on monetization model (free vs ad-supported). Construction 3D's advantage is ratings volume (3 vs 1). On price, rating, 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.

On the App Store both sit at effectively the same score — 5.0 for Construction 3D against 5.0 for H2O Academy. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

## The numbers

| Metric | Construction 3D | H2O Academy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/construction-3d/id1518887891/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/h2o-academy/id1662161180/reviews) |
| Number of ratings | **3** | 1 |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | — |
| Monetization | Ad-supported | **Free** |
| Size | 66 MB | 63 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [omer cetin](https://appshunter.io/developer/1584332419) | [Dargan M. Frierson](https://appshunter.io/developer/1209897089) |

## What reviewers say

### Construction 3D

[App page](https://appshunter.io/ios/app/construction-3d/id1518887891)

Experience the thrill of construction by operating cranes to place materials precisely. This game enhances focus, logic, and problem-solving skills while providing an engaging building experience.

**Highlights:** Crane operation, Material placement, Develops attention-focus, Enhances sequential thinking, Improves problem-solving, Boosts spatial perception, Fosters logic and planning

**In-app purchases:** none


### H2O Academy

[App page](https://appshunter.io/ios/app/h2o-academy/id1662161180)

Prepare for your Level 1 Water Treatment Plant Operator exam with this app. It focuses exclusively on the math required, offering clear explanations and unlimited practice problems with hints and answers. Test your knowledge with quizzes designed for practical application.

**Highlights:** Targeted math topics for Level 1 exam, Explanations of math concepts, Step-by-step problem-solving guides, Unlimited practice problems, Hints and answers for practice, Knowledge testing quizzes

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Construction 3D free?

Construction 3D is free to download, with no in-app purchases.

### Is H2O Academy free?

H2O Academy is free to download, with no in-app purchases.

### Which has better reviews, Construction 3D or H2O Academy?

Construction 3D and H2O Academy are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.

### Do Construction 3D or H2O Academy have ads?

Construction 3D shows ads; H2O Academy does not.

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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.*