# 100 лет ВТИ vs Тесты Ростехнадзора

The clearest difference is in-app purchases: 100 лет ВТИ at none against Тесты Ростехнадзора's 37. Тесты Ростехнадзора's advantage is update cadence (weekly vs every 5 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Тесты Ростехнадзора sells 37 one-off in-app purchases. 100 лет ВТИ asks for nothing beyond the download.

100 лет ВТИ ships an update every 5 weeks, Тесты Ростехнадзора weekly. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 100 лет ВТИ | Тесты Ростехнадзора |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (3 ratings)](https://appshunter.io/ios/app/id1582418796/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 46.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 422 MB | 44 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dmitrii Kananeu](https://appshunter.io/developer/1236562656) | [Andrey Andreyev](https://appshunter.io/developer/1418253369) |

## What reviewers say

### 100 лет ВТИ

[App page](https://appshunter.io/ios/app/100/id1534598974)

**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 (37)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Область Б.9.8 - ВСЕ ВОПРОСЫ | $0.99 | one-time |
| Область Б.9.9 - ВСЕ ВОПРОСЫ | $0.99 | one-time |
| Область Б.9.10 - ВСЕ ВОПРОСЫ | $0.99 | one-time |
| Промбез Б.10.1 - все вопросы | $0.99 | one-time |
| Область Б.11.2 - ВСЕ ВОПРОСЫ | $0.99 | one-time |
| Область Б.6.5 - ВСЕ ВОПРОСЫ | $0.99 | one-time |
| Область Б.4.2 - ВСЕ ВОПРОСЫ | $0.99 | one-time |
| Область Б.5.2 - ВСЕ ВОПРОСЫ | $0.99 | one-time |
| Область Б.6.1 - ВСЕ ВОПРОСЫ | $0.99 | one-time |
| Область Б.4.4 - ВСЕ ВОПРОСЫ | $0.99 | one-time |
| Область Б.8.1 - 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 |
| промбез Б.10.2 - все ответы | $1.99 | one-time |
| Область Б.2.7 - ВСЕ ВОПРОСЫ | $1.99 | one-time |
| Промышленная безопасность Б.1 | $1.99 | one-time |
| Область Б.2.4 - ВСЕ ВОПРОСЫ | $1.99 | one-time |
| Область Б.1.7 - ВСЕ ВОПРОСЫ | $1.99 | one-time |
| Область Б.2.3 - ВСЕ ВОПРОСЫ | $1.99 | one-time |
| промбезопасность тесты Б.1.10 | $1.99 | one-time |
| Промышленная безопасность 2023 | $1.99 | one-time |
| Область Б.2.2 - ВСЕ ВОПРОСЫ | $1.99 | one-time |
| Область Б.2.1 - ВСЕ ВОПРОСЫ | $1.99 | one-time |
| Область Б.9.4 - ВСЕ ВОПРОСЫ | $1.99 | one-time |
| Промышленная безопасность Б2.6 | $1.99 | one-time |
| Область Б.2.5 - 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 |
| Область Б.9.5 - ВСЕ ВОПРОСЫ | $1.99 | one-time |
| Область Б.11.1 - ВСЕ ВОПРОСЫ | $1.99 | one-time |
| Область Б.11.3 - ВСЕ ВОПРОСЫ | $1.99 | one-time |
| Промышленная безопасность Б.12 | $1.99 | one-time |
| Промышленная безопасность тест | $1.99 | one-time |
| Тесты Ростехнадзора - Б.7.5 | $1.99 | one-time |
| Б.2.11 Тесты Ростехнадзора | $1.99 | one-time |


## Frequently asked questions

### Is 100 лет ВТИ free?

100 лет ВТИ is free to download, with no in-app purchases.

### Is Тесты Ростехнадзора free?

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

### Do 100 лет ВТИ or Тесты Ростехнадзора have ads?

Neither 100 лет ВТИ nor Тесты Ростехнадзора shows ads.

### Which is updated more often, 100 лет ВТИ or Тесты Ростехнадзора?

100 лет ВТИ ships an update every 5 weeks, and Тесты Ростехнадзора weekly. Most recently, 100 лет ВТИ was updated on October 25, 2026 and Тесты Ростехнадзора on October 30, 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.*