# Промышленная безопасность Б2.8 vs Промышленная безопасность

The clearest difference is review sentiment: Промышленная безопасность Б2.8 at 100% against Промышленная безопасность's 33%. Промышленная безопасность Б2.8 also leads on in-app purchases (none vs 10) and iOS requirement (12.0 vs 15.0). Промышленная безопасность's advantage is price (Free vs $0.99) and update cadence (every 2 weeks vs every 7 months). On ads and device support there is nothing between them.

Промышленная безопасность is free to download; Промышленная безопасность Б2.8 costs $0.99 up front. Промышленная безопасность sells 10 in-app purchases, starting at $5.99 per month. Промышленная безопасность Б2.8 asks for nothing beyond the download.

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

## The numbers

| Metric | Промышленная безопасность Б2.8 | Промышленная безопасность |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[3.1 (19 ratings)](https://appshunter.io/ios/app/id1531550316/reviews)** |
| Number of ratings | — | **19** |
| Positive reviews | **100.0% of reviews** | 32.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 13 MB | 145 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Andrey Andreyev](https://appshunter.io/developer/1418253369) | [Danila Danilenko](https://appshunter.io/developer/1348112062) |

## 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

[App page](https://appshunter.io/ios/app/id1531550316)

This app provides access to relevant questions and answers for industrial safety training. It offers various study modes, including exam simulation and marathon sessions, with progress tracking and error analysis. Learn without distractions in a user-friendly interface.

**Highlights:** Access all questions and answers, Study all available question blocks, Exam simulation mode, Marathon mode for continuous testing, Error analysis and correction, Favorite questions, Progress indicators

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Доступ к тестам на 1 месяц | $5.99 | per month |
| Доступ ко всем тестам на 1 год | $9.99 | per year |
| Блок А.1 (2022) — все вопросы | $1.99 | one-time |
| Блок Г.1 (2022) — все вопросы | $1.99 | one-time |
| Блок Б.6 — все вопросы (2022) | $2.99 | one-time |
| Блок Б.8 (2022) — все вопросы | $2.99 | one-time |
| Блок Г.2 (2022) — все вопросы | $2.99 | one-time |
| Блок Б.4 (2022) — все вопросы | $2.99 | one-time |
| Блок Б.2 (2023) — все вопросы | $4.99 | one-time |
| Блок Б.1 (2023) — все вопросы | $4.99 | 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 free?

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

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

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

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

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