# ASTAR 4D vs Тесты Ростехнадзора

The clearest difference is rating: Тесты Ростехнадзора at 4.8 against ASTAR 4D's 2.7. Тесты Ростехнадзора also leads on review sentiment (46% vs 14%) and update cadence (weekly vs every 5 months). ASTAR 4D's advantage is in-app purchases (none vs 10). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Тесты Ростехнадзора sells 10 one-off in-app purchases. ASTAR 4D asks for nothing beyond the download.

Тесты Ростехнадзора holds the better App Store score, 4.8 against 2.7. Both are backed by a comparable volume of ratings — 9 and 4 respectively. Written reviews point the same way: 14% of ASTAR 4D's written reviews are positive against 46% of Тесты Ростехнадзора's.

ASTAR 4D ships an update every 5 months, Тесты Ростехнадзора weekly. Both last shipped on November 11, 2026.

## The numbers

| Metric | ASTAR 4D | Тесты Ростехнадзора |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (9 ratings)](https://appshunter.io/ios/app/astar-4d/id1490993407/reviews) | **[4.8 (4 ratings)](https://appshunter.io/ios/app/id1582418796/reviews)** |
| Number of ratings | **9** | 4 |
| Positive reviews | 14.3% of reviews | **46.2% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1.0 GB | 44 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [integer AR](https://appshunter.io/developer/1156869823) | [Andrey Andreyev](https://appshunter.io/developer/1418253369) |

## What reviewers say

### ASTAR 4D

[App page](https://appshunter.io/ios/app/astar-4d/id1490993407)

This educational app uses augmented reality to bring printed books to life. It transforms static images into interactive 3D models, enhancing learning for students. Explore anatomy, space, technology, and nature through engaging visualizations and audio.

**Highlights:** Augmented reality 3D models, Interactive visualizations, Spatial reasoning development, Imagination enhancement, Volume design skills, Audio accompaniment

**Features:** macOS Compatibility

**In-app purchases:** none


### Тесты Ростехнадзора

[App page](https://appshunter.io/ios/app/id1582418796)

Prepare for industrial safety exams with this app. It offers practice tests covering all certification areas with answers. Features include study modes, error correction, and offline access for convenient preparation.

**Highlights:** Practice tests for industrial safety exams, Covers all certification areas (A.1 - B.12), Study modes: Preparation, Marathon, Exam, Error correction feature, Offline access, Quick search for questions

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Область Б.6.1 - ВСЕ ВОПРОСЫ | $0.99 | one-time |
| Область Б.8.2 - ВСЕ ВОПРОСЫ | $0.99 | one-time |
| Область Б.8.6 - ВСЕ ВОПРОСЫ | $0.99 | one-time |
| Область Б.8.3 - ВСЕ ВОПРОСЫ | $0.99 | one-time |
| Область Б.2.3 - ВСЕ ВОПРОСЫ | $1.99 | one-time |
| Промышленная безопасность 2023 | $1.99 | one-time |
| Область Б.2.1 - ВСЕ ВОПРОСЫ | $1.99 | one-time |
| Область Б.7.1 - ВСЕ ВОПРОСЫ | $1.99 | one-time |
| Промышленная безопасность А.1 | $1.99 | one-time |
| Область Б.9.3 - ВСЕ ВОПРОС | $1.99 | one-time |


## Frequently asked questions

### Is ASTAR 4D free?

ASTAR 4D is free to download, with no in-app purchases.

### Is Тесты Ростехнадзора free?

Тесты Ростехнадзора is free to download, with in-app purchases available.

### Which has better reviews, ASTAR 4D or Тесты Ростехнадзора?

Тесты Ростехнадзора is rated higher. ASTAR 4D averages 2.7 out of 5 from 9 ratings, while Тесты Ростехнадзора averages 4.8 from 4 ratings.

### Do ASTAR 4D or Тесты Ростехнадзора have ads?

Neither ASTAR 4D nor Тесты Ростехнадзора shows ads.

### Which is updated more often, ASTAR 4D or Тесты Ростехнадзора?

ASTAR 4D ships an update every 5 months, and Тесты Ростехнадзора weekly. Most recently, ASTAR 4D was updated on November 11, 2026 and Тесты Ростехнадзора on November 11, 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.*