# Crewservices. Дельта тест 3.0 vs Дельта

The clearest difference is price: Crewservices. Дельта тест 3.0 at Free against Дельта's $3.99. Crewservices. Дельта тест 3.0 also leads on update cadence (every 5 weeks vs every 4 months). Дельта's advantage is iOS requirement (12.0 vs 14.0). On ads, in-app purchases and device support there is nothing between them.

Crewservices. Дельта тест 3.0 is free to download; Дельта 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, Дельта every 4 months. The most recent releases landed on September 8, 2026 and August 30, 2026 respectively.

## The numbers

| Metric | Crewservices. Дельта тест 3.0 | Дельта |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/2026/id1551858713/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 4 months |
| Monetization | — | Paid |
| Size | 74 MB | 78 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, 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


### Дельта

[App page](https://appshunter.io/ios/app/2026/id1551858713)

Prepare for maritime certification exams with this test simulator. It includes official questions and answers for qualified and watchkeeping sailors, covering safety, navigation, cargo operations, and environmental protection. Work offline and use the built-in search.

**Highlights:** Official exam questions and answers, Covers safety, navigation, and cargo, Offline functionality, Built-in search, Preparation for Convention Plus 3.0

**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 Дельта free?

Дельта costs $3.99, with no in-app purchases.

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

Neither Crewservices. Дельта тест 3.0 nor Дельта shows ads.

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

Crewservices. Дельта тест 3.0 ships an update every 5 weeks, and Дельта every 4 months. Most recently, Crewservices. Дельта тест 3.0 was updated on September 8, 2026 and Дельта on August 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.*