# Промышленная безопасность vs МТИ ЛK

The clearest difference is rating: МТИ ЛK at 4.4 against Промышленная безопасность's 3.1. МТИ ЛK also leads on in-app purchases (none vs 10). Промышленная безопасность's advantage is iOS requirement (15.0 vs 18). On price, review sentiment, ratings volume and update cadence there is nothing between them.

Both are free to download. Промышленная безопасность sells 10 in-app purchases, starting at $5.99 per month. МТИ ЛK asks for nothing beyond the download.

МТИ ЛK holds the better App Store score, 4.4 against 3.1. Both are backed by a comparable volume of ratings — 19 and 44 respectively. Written reviews point the same way: 33% of Промышленная безопасность's written reviews are positive against 39% of МТИ ЛK's.

Промышленная безопасность ships an update every 2 weeks, МТИ ЛK every 3 weeks. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Промышленная безопасность | МТИ ЛK |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.1 (19 ratings)](https://appshunter.io/ios/app/id1531550316/reviews) | **[4.4 (44 ratings)](https://appshunter.io/ios/app/k/id1625871638/reviews)** |
| Number of ratings | 19 | **44** |
| Positive reviews | 32.7% of reviews | **39.1% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 145 MB | 67 MB |
| Requires iOS | **15.0** | 18 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Danila Danilenko](https://appshunter.io/developer/1348112062) | [MOI, ANO](https://appshunter.io/developer/1625871640) |

## What reviewers say

### 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 |


### МТИ ЛK

[App page](https://appshunter.io/ios/app/k/id1625871638)

This educational platform from the Moscow Technological Institute allows users to study online from anywhere. Access your class schedule, learning materials, track progress, and communicate with your curator. You can also stay updated on institute news and pay for your tuition.

**Highlights:** View class schedule, Access learning materials, Track learning progress, Communicate with curator, Pay for tuition, View institute news

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Промышленная безопасность free?

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

### Is МТИ ЛK free?

МТИ ЛK is free to download, with no in-app purchases.

### Which has better reviews, Промышленная безопасность or МТИ ЛK?

МТИ ЛK is rated higher. Промышленная безопасность averages 3.1 out of 5 from 19 ratings, while МТИ ЛK averages 4.4 from 44 ratings.

### Do Промышленная безопасность or МТИ ЛK have ads?

Neither Промышленная безопасность nor МТИ ЛK shows ads.

### Which is updated more often, Промышленная безопасность or МТИ ЛK?

Промышленная безопасность ships an update every 2 weeks, and МТИ ЛK every 3 weeks. Most recently, Промышленная безопасность was updated on October 29, 2026 and МТИ ЛK 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.*