# Промышленная безопасность А vs Промышленная безопасность

The clearest difference is review sentiment: Промышленная безопасность at 93% against Промышленная безопасность А's 12%. Промышленная безопасность А's advantage is iOS requirement (11.0 vs 15.6). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Промышленная безопасность А sells 10 one-off in-app purchases and Промышленная безопасность sells 29 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Промышленная безопасность А ships an update weekly, Промышленная безопасность every 11 days. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Промышленная безопасность А | Промышленная безопасность |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (58 ratings)](https://appshunter.io/ios/app/2026/id1539396677/reviews)** |
| Number of ratings | — | **58** |
| Positive reviews | 11.8% of reviews | **93.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 11 days |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 28 MB | 145 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [SEMEN NIKULIN](https://appshunter.io/developer/1444764809) | [Andrey Andreyev](https://appshunter.io/developer/1418253369) |

## What reviewers say

### Промышленная безопасность А

[App page](https://appshunter.io/ios/app/id1531332186)

Prepare for Russian Industrial Safety exams with official Rostekhnadzor questions and tests. Study topics, practice with randomized tests, track your progress, and review mistakes. Find questions easily with search and save difficult ones to favorites.

**Highlights:** Official Rostekhnadzor questions, Topic-based study lists, Randomized practice tests, Progress tracking, Search functionality, Favorites for difficult questions, Review of incorrect answers

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Б.9.9 | $1.99 | one-time |
| Б.10.1 | $1.99 | one-time |
| Б.10.2 | $1.99 | one-time |
| Б.11.1 | $1.99 | one-time |
| Б.11.2 | $1.99 | one-time |
| Б.11.3 | $1.99 | one-time |
| Б.12.1 | $1.99 | one-time |
| Б.12.2 | $1.99 | one-time |
| Б.7.3 | $1.99 | one-time |
| A.1(август) | $2.99 | one-time |


### Промышленная безопасность

[App page](https://appshunter.io/ios/app/2026/id1539396677)

This app provides comprehensive training and testing for industrial safety certifications. It covers all assessment areas from A.1 to B.12, including fire safety, electrical safety, and various industry-specific regulations. Prepare for your Rostekhnadzor exams with practice tests and detailed question banks.

**Highlights:** Tests, tickets, questions, and answers, Covers all assessment areas A.1 to B.12, New questions for 2026 Rostekhnadzor tests, Preparation mode with marked correct answers, Marathon mode for unlimited practice, Exam mode simulating real tests

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (29)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ТЕСТЫ ОТ ПОВЫШЕННОЙ ОПАСНОСТИ | $0.99 | one-time |
| ЭЛЕКТРОСЕТЕВЫЕ ОРГАНИЗАЦИИ ЭСХ | $0.99 | one-time |
| Ответы по Электробезопасности | $0.99 | one-time |
| БЛОК Г.1.1 - ВСЕ ВОПРОСЫ | $1.99 | one-time |
| ОХРАНА ТРУДА - ВСЕ ВОПРОСЫ | $1.99 | one-time |
| ДОСТУП ТЕСТЫ ЭСХ - ВСЕ ВОПРОСЫ | $1.99 | one-time |
| Ответы по Электробезопасности | $1.99 | one-time |
| Тесты Минтруда ЕИСОТ ответы | $1.99 | one-time |
| ГИДРОТЕХНИЧЕСКИЕ СООРУЖЕНИЯ | $1.99 | one-time |
| ОХРАНА ТРУДА ТЕСТЫ И ОТВЕТЫ | $1.99 | one-time |
| ЭЛЕКТРИЧЕСКИЕ СТАНЦИИ И СЕТИ | $1.99 | one-time |
| БЛОК Б.12 - ВСЕ ВОПРОСЫ РТН | $1.99 | one-time |
| БЛОК А.1 2025 - ВСЕ ВОПРОСЫ | $1.99 | one-time |
| БЛОК Б.10 - ВСЕ ВОПРОСЫ | $1.99 | one-time |
| ЭКСПЛУАТАЦИЯ ЭЛЕКТРОУСТАНОВОК | $1.99 | one-time |
| БЛОК Б.1 - ВСЕ ВОПРОСЫ | $2.99 | one-time |
| БЛОК Б.8 - ВСЕ ВОПРОСЫ | $2.99 | one-time |
| Ответы ЕИСОТ Тест охрана труда | $2.99 | one-time |
| БЛОК Б.6 -ВСЕ ВОПРОСЫ, ЭКЗАМЕН | $2.99 | one-time |
| БЛОК Б.5 - ВСЕ ВОПРОСЫ ТЕСТЫ | $2.99 | one-time |
| БЛОК А.1 - ВСЕ ВОПРОСЫ | $2.99 | one-time |
| БЛОК Б.2 - ВСЕ ВОПРОСЫ ПРОМБЕЗ | $2.99 | one-time |
| ПРОМЫШЛЕННАЯ БЕЗОПАСНОСТЬ: Б.1 | $2.99 | one-time |
| БЛОК Б.3 - ВСЕ ВОПРОСЫ | $2.99 | one-time |
| БЛОК Б.4 - ВСЕ ВОПРОСЫ ОТВЕТЫ | $2.99 | one-time |
| БЛОК Б.2 - ВСЕ ВОПРОСЫ | $3.99 | one-time |
| БЛОК Б.7 - ВСЕ ВОПРОСЫ | $3.99 | one-time |
| БЛОК Б.7 - ТЕСТЫ РОСТЕХНАДЗОРА | $3.99 | one-time |
| БЛОК Б.9 - ВСЕ ТЕСТЫ И ОТВЕТЫ | $3.99 | one-time |


## Frequently asked questions

### Is Промышленная безопасность А free?

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

### Is Промышленная безопасность free?

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

### Do Промышленная безопасность А or Промышленная безопасность have ads?

Neither Промышленная безопасность А nor Промышленная безопасность shows ads.

### Which is updated more often, Промышленная безопасность А or Промышленная безопасность?

Промышленная безопасность А ships an update weekly, and Промышленная безопасность every 11 days. Most recently, Промышленная безопасность А was updated on October 24, 2026 and Промышленная безопасность on October 29, 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.*