# ГМССБ Конвенция плюс. cMate vs Танкер нефть Дельта тест

The clearest difference is review sentiment: Танкер нефть Дельта тест at 86% against ГМССБ Конвенция плюс. cMate's 21%. Танкер нефть Дельта тест also leads on price ($3.99 vs $7.99) and update cadence (every 3 months vs every 10 months). ГМССБ Конвенция плюс. cMate's advantage is in-app purchases (none vs 1) and iOS requirement (10.0 vs 12.0). On ads, monetization model and device support there is nothing between them.

ГМССБ Конвенция плюс. cMate costs $7.99 and Танкер нефть Дельта тест $3.99 up front. Танкер нефть Дельта тест sells 1 one-off in-app purchase. ГМССБ Конвенция плюс. cMate asks for nothing beyond the download.

ГМССБ Конвенция плюс. cMate ships an update every 10 months, Танкер нефть Дельта тест every 3 months. The most recent releases landed on October 7, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | ГМССБ Конвенция плюс. cMate | Танкер нефть Дельта тест |
| --- | --- | --- |
| Price | $7.99 | **$3.99** |
| Positive reviews | 21.4% of reviews | **85.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 months** |
| Monetization | Paid | Paid |
| Size | 29 MB | 55 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Maxim Lukyanenko](https://appshunter.io/developer/1496252741) | [Andrey Andreyev](https://appshunter.io/developer/1418253369) |

## What reviewers say

### ГМССБ Конвенция плюс. cMate

[App page](https://appshunter.io/ios/app/cmate/id1500496463)

Prepare for GMDSS radio operator exams with a comprehensive question and answer database. Includes training tests and a search function for easy navigation. Covers various GMDSS systems and national requirements.

**Highlights:** GMDSS exam question and answer database, Training test functionality, Customizable test settings, Searchable question bank, Covers various GMDSS topics, Includes national Russian Federation requirements

**Features:** macOS Compatibility

**In-app purchases:** none


### Танкер нефть Дельта тест

[App page](https://appshunter.io/ios/app/id6447569236)

This app is a training simulator for specialists involved in cargo operations on oil tankers. It offers various modes for studying questions, practicing answers, and simulating real exams to prepare for checks and refresh knowledge.

**Highlights:** Question search, Text-based study with correct answers, Unlimited practice mode, Exam simulation mode, Error correction, Offline access

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Танкер Нефть тест- ВСЕ ВОПРОСЫ | $2.99 | one-time |


## Frequently asked questions

### Is ГМССБ Конвенция плюс. cMate free?

ГМССБ Конвенция плюс. cMate costs $7.99, with no in-app purchases.

### Is Танкер нефть Дельта тест free?

Танкер нефть Дельта тест costs $3.99, and also offers in-app purchases.

### Do ГМССБ Конвенция плюс. cMate or Танкер нефть Дельта тест have ads?

Neither ГМССБ Конвенция плюс. cMate nor Танкер нефть Дельта тест shows ads.

### Which is updated more often, ГМССБ Конвенция плюс. cMate or Танкер нефть Дельта тест?

ГМССБ Конвенция плюс. cMate ships an update every 10 months, and Танкер нефть Дельта тест every 3 months. Most recently, ГМССБ Конвенция плюс. cMate was updated on October 7, 2026 and Танкер нефть Дельта тест on October 8, 2026.

---

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