# Промышленная безопасность Б2.8 vs Mushrooms app

The clearest difference is price: Mushrooms app at Free against Промышленная безопасность Б2.8's $0.99. Mushrooms app also leads on update cadence (every 2 months vs every 7 months). Промышленная безопасность Б2.8's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.

Mushrooms app is free to download; Промышленная безопасность Б2.8 costs $0.99 up front. Mushrooms app sells 1 one-off in-app purchase. Промышленная безопасность Б2.8 asks for nothing beyond the download.

Промышленная безопасность Б2.8 ships an update every 7 months, Mushrooms app every 2 months. The most recent releases landed on October 8, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Промышленная безопасность Б2.8 | Mushrooms app |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.0 (5 ratings)](https://appshunter.io/ios/app/mushrooms-app/id1531703929/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | **100.0% of reviews** | 71.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Every 2 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 13 MB | 217 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Andrey Andreyev](https://appshunter.io/developer/1418253369) | [Vocom software s.r.o.](https://appshunter.io/developer/1531703931) |

## 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


### Mushrooms app

[App page](https://appshunter.io/ios/app/mushrooms-app/id1531703929)

Identify mushrooms with a comprehensive guide featuring 210 common species, detailed descriptions, and quality photos. Utilize an experimental optical recognition function powered by a neural network for species identification based on visible signs.

**Highlights:** Detailed mushroom guide, 210 common mushroom types, High-quality photos, Species identification key, Optical recognition via neural network

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium bundle | $5.99 | one-time |

**What reviewers like**

- 👍 Reliable mushroom identification
- 🚀 Fast and responsive app
- 📚 Detailed mushroom descriptions
- 💡 Useful mushroom diary feature

**What reviewers complain about**

- 🐛 Inaccurate identification in some cases
- 💰 Paywall for premium features
- 🗺️ Issues with map functionality
- 🔍 Limited mushroom database

**Reported bugs**

- App crashes when uploading photos
- Premium features not working as expected
- Incorrect information on some mushroom types

**Requested features**

- Expand mushroom database
- Add option to save identified mushrooms
- Improve map integration
- Provide more detailed information on edibility


## Frequently asked questions

### Is Промышленная безопасность Б2.8 free?

Промышленная безопасность Б2.8 costs $0.99, with no in-app purchases.

### Is Mushrooms app free?

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

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

Mushrooms app shows ads; Промышленная безопасность Б2.8 does not.

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

Промышленная безопасность Б2.8 ships an update every 7 months, and Mushrooms app every 2 months. Most recently, Промышленная безопасность Б2.8 was updated on October 8, 2026 and Mushrooms app on October 20, 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.*