# ДОТУ vs Промышленная безопасность

The clearest difference is review sentiment: ДОТУ at 100% against Промышленная безопасность's 45%. ДОТУ also leads on in-app purchases (none vs 1) and price ($0.99 vs $4.99). Промышленная безопасность's advantage is update cadence (every 6 days vs every 7 months). On ads, device support and iOS requirement there is nothing between them.

ДОТУ costs $0.99 and Промышленная безопасность $4.99 up front. Промышленная безопасность sells 1 in-app purchase, starting at $2.99 per month. ДОТУ asks for nothing beyond the download.

ДОТУ ships an update every 7 months, Промышленная безопасность every 6 days. The most recent releases landed on October 7, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | ДОТУ | Промышленная безопасность |
| --- | --- | --- |
| Price | **$0.99** | $4.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1643399478/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | **100.0% of reviews** | 45.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 6 days** |
| Monetization | — | Paid |
| Size | 7 MB | 67 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Vladimir Bovykin](https://appshunter.io/developer/730982416) | [Andrey Andreyev](https://appshunter.io/developer/1418253369) |

## What reviewers say

### ДОТУ

[App page](https://appshunter.io/ios/app/id988453031)

**In-app purchases:** none


### Промышленная безопасность

[App page](https://appshunter.io/ios/app/id1643399478)

Prepare for industrial safety certification with comprehensive tests covering all assessment areas. Practice with various modes, including exam simulations and error correction, all offline.

**Highlights:** Comprehensive test coverage (A.1 - Б.12), Updated questions from Rostekhnadzor, Offline access, Multiple testing modes (Preparation, Marathon, Exam), Error correction feature, Covers industrial, energy, and electrical safety

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Промышленная безопасность Pro | $2.99 | per month |


## Frequently asked questions

### Is ДОТУ free?

ДОТУ costs $0.99, with no in-app purchases.

### Is Промышленная безопасность free?

Промышленная безопасность costs $4.99, and also offers in-app purchases.

### Do ДОТУ or Промышленная безопасность have ads?

Neither ДОТУ nor Промышленная безопасность shows ads.

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

ДОТУ ships an update every 7 months, and Промышленная безопасность every 6 days. Most recently, ДОТУ was updated on October 7, 2026 and Промышленная безопасность on October 27, 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.*