# CET6重要英语单词(发音版) vs Промышленная безопасность 2026

The clearest difference is price: Промышленная безопасность 2026 at Free against CET6重要英语单词(发音版)'s $4.99. Промышленная безопасность 2026 also leads on update cadence (every 3 months vs every 13 months). CET6重要英语单词(发音版)'s advantage is in-app purchases (none vs 3) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Промышленная безопасность 2026 is free to download; CET6重要英语单词(发音版) costs $4.99 up front. Промышленная безопасность 2026 sells 3 in-app purchases, starting at $2.99 per month. CET6重要英语单词(发音版) asks for nothing beyond the download.

CET6重要英语单词(发音版) ships an update every 13 months, Промышленная безопасность 2026 every 3 months. The most recent releases landed on July 4, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | CET6重要英语单词(发音版) | Промышленная безопасность 2026 |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | — | **[4.8 (48 ratings)](https://appshunter.io/ios/app/2026/id1619674480/reviews)** |
| Number of ratings | — | **48** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 13 months | **Every 3 months** |
| Monetization | — | Free with in-app purchases |
| Size | 80 MB | 67 MB |
| Requires iOS | 17 | **16.0** |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Minghua Hu](https://appshunter.io/developer/475340211) | [Aleksandr Alekseev](https://appshunter.io/developer/1227414052) |

## What reviewers say

### CET6重要英语单词(发音版)

[App page](https://appshunter.io/ios/app/cet6/id1167524653)

**Features:** macOS Compatibility

**In-app purchases:** none


### Промышленная безопасность 2026

[App page](https://appshunter.io/ios/app/2026/id1619674480)

Prepare for industrial and energy safety exams with practice questions aligned with official requirements. Test yourself across various categories, including general safety, specialized areas, and energy security. Track your progress and focus on weak areas with dedicated modes.

**Highlights:** Comprehensive question banks, Category-specific testing, Timed 'Marathon' mode, Review 'My Mistakes', Exam simulation mode, Question search functionality, Individual statistics

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Промбезопасность - 1 месяц | $2.99 | per month |
| Пром безопасность - 3 месяца | $5.99 | per 3 months |
| Промышленная безопасность: год | $9.99 | per year |


## Frequently asked questions

### Is CET6重要英语单词(发音版) free?

CET6重要英语单词(发音版) costs $4.99, with no in-app purchases.

### Is Промышленная безопасность 2026 free?

Промышленная безопасность 2026 is free to download, with in-app purchases available.

### Do CET6重要英语单词(发音版) or Промышленная безопасность 2026 have ads?

Промышленная безопасность 2026 shows ads; CET6重要英语单词(发音版) does not.

### Which is updated more often, CET6重要英语单词(发音版) or Промышленная безопасность 2026?

CET6重要英语单词(发音版) ships an update every 13 months, and Промышленная безопасность 2026 every 3 months. Most recently, CET6重要英语单词(发音版) was updated on July 4, 2026 and Промышленная безопасность 2026 on October 14, 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.*