# Crewservices. Дельта тест 3.0 vs Газовозы начальная

The clearest difference is price: Crewservices. Дельта тест 3.0 at Free against Газовозы начальная's $3.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

Crewservices. Дельта тест 3.0 is free to download; Газовозы начальная costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Crewservices. Дельта тест 3.0 ships an update every 5 weeks, Газовозы начальная every 2 months. The most recent releases landed on October 11, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Crewservices. Дельта тест 3.0 | Газовозы начальная |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | — | **[3.0 (1 ratings)](https://appshunter.io/ios/app/id6467932036/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | — | Paid |
| Size | 74 MB | 12 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alexey Seleznev](https://appshunter.io/developer/1211190063) | [Andrey Andreyev](https://appshunter.io/developer/1418253369) |

## What reviewers say

### Crewservices. Дельта тест 3.0

[App page](https://appshunter.io/ios/app/crewservices-30/id1211190064)

**Features:** macOS Compatibility

**In-app purchases:** none


### Газовозы начальная

[App page](https://appshunter.io/ios/app/id6467932036)

This app provides a comprehensive set of questions and answers for initial training of gas tanker crew members. It covers various aspects of cargo operations, safety, and environmental protection, with multiple study modes to test knowledge.

**Highlights:** 339 questions for crew knowledge assessment, Study mode with correct answers highlighted, Marathon mode for unlimited practice, Exam mode simulating real tests, Error correction feature, Offline functionality

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Crewservices. Дельта тест 3.0 free?

Crewservices. Дельта тест 3.0 is free to download, with no in-app purchases.

### Is Газовозы начальная free?

Газовозы начальная costs $3.99, with no in-app purchases.

### Do Crewservices. Дельта тест 3.0 or Газовозы начальная have ads?

Neither Crewservices. Дельта тест 3.0 nor Газовозы начальная shows ads.

### Which is updated more often, Crewservices. Дельта тест 3.0 or Газовозы начальная?

Crewservices. Дельта тест 3.0 ships an update every 5 weeks, and Газовозы начальная every 2 months. Most recently, Crewservices. Дельта тест 3.0 was updated on October 11, 2026 and Газовозы начальная on September 23, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*