# Промышленная безопасность Б2.8 vs Промышленная безопасность Тест

The clearest difference is review sentiment: Промышленная безопасность Б2.8 at 100% against Промышленная безопасность Тест's 49%. Промышленная безопасность Б2.8 also leads on in-app purchases (none vs 10). Промышленная безопасность Тест's advantage is price (Free vs $0.99) and update cadence (every 2 weeks vs every 7 months). On ads, monetization model, device support and iOS requirement there is nothing between them.

Промышленная безопасность Тест is free to download; Промышленная безопасность Б2.8 costs $0.99 up front. Промышленная безопасность Тест sells 10 one-off in-app purchases. Промышленная безопасность Б2.8 asks for nothing beyond the download.

Промышленная безопасность Б2.8 ships an update every 7 months, Промышленная безопасность Тест every 2 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | Промышленная безопасность Б2.8 | Промышленная безопасность Тест |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.4 (5 ratings)](https://appshunter.io/ios/app/id1577373615/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | **100.0% of reviews** | 49.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 weeks** |
| Monetization | Paid | Paid |
| Size | 13 MB | 47 MB |
| Requires iOS | **12.0** | 12.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Andrey Andreyev](https://appshunter.io/developer/1418253369) | [Alisa Potapova](https://appshunter.io/developer/666897984) |

## What reviewers say

### Промышленная безопасность Б2.8

[App page](https://appshunter.io/ios/app/28/id1531480880)

Prepare for certification exams related to the operation of main gas pipelines. This app offers a test simulator with questions and answers, offline access, and multiple training modes to help you study and refresh your knowledge.

**Highlights:** Test simulator for certification, Offline access, Multiple training modes, Questions with correct answers, Error correction feature

**Features:** macOS Compatibility

**In-app purchases:** none


### Промышленная безопасность Тест

[App page](https://appshunter.io/ios/app/id1577373615)

Prepare for industrial safety certification exams with a comprehensive study tool. Access official questions, practice in various modes, and track your progress. Features include exam simulation, learning modules, error analysis, and customizable settings for effective preparation.

**Highlights:** Official exam questions for industrial safety, Exam simulation mode, Learning mode with answers and comments, Error tracking and review, Customizable exam settings, Progress statistics, Search functionality

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Блок А.1 | $2.99 | one-time |
| Блок Б6 (Б.6.1 - Б.6.5) | $3.99 | one-time |
| Блок Б10 (Б.10.1 - Б.10.2) | $3.99 | one-time |
| Блок Б3 (Б.3.1 - Б.3.10) | $3.99 | one-time |
| Блок Б7 (Б.7.1 - Б.7.4) | $3.99 | one-time |
| Блок Б8 (Б.8.1 - Б.8.6) | $3.99 | one-time |
| Блок Б9 (Б.9.1 - Б.9.10) | $3.99 | one-time |
| Блок Б4 (Б.4.1 - Б.4.5) | $3.99 | one-time |
| Блок Б1 (Б.1.1 - Б.1.18) | $3.99 | one-time |
| Блок Б2 (Б.2.1 - Б.2.10) | $3.99 | one-time |


## Frequently asked questions

### Is Промышленная безопасность Б2.8 free?

Промышленная безопасность Б2.8 costs $0.99, with no in-app purchases.

### Is Промышленная безопасность Тест free?

Промышленная безопасность Тест is free to download, with in-app purchases available.

### Do Промышленная безопасность Б2.8 or Промышленная безопасность Тест have ads?

Neither Промышленная безопасность Б2.8 nor Промышленная безопасность Тест shows ads.

### Which is updated more often, Промышленная безопасность Б2.8 or Промышленная безопасность Тест?

Промышленная безопасность Б2.8 ships an update every 7 months, and Промышленная безопасность Тест every 2 weeks. Most recently, Промышленная безопасность Б2.8 was updated on November 3, 2026 and Промышленная безопасность Тест on November 3, 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.*