# Chemical Engineering+ vs English Mechanical Engineering

The clearest difference is rating: English Mechanical Engineering at 4.1 against Chemical Engineering+'s 3.0. English Mechanical Engineering also leads on ratings volume (18 vs 2) and iOS requirement (15.0 vs 17.0). Chemical Engineering+'s advantage is ads (none vs shown). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. Chemical Engineering+ sells 6 in-app purchases, starting at $9.99 per month and English Mechanical Engineering sells 6 in-app purchases, starting at $8.49 per 7 days. Whichever you choose, the download price is not the number that matters.

English Mechanical Engineering holds the better App Store score, 4.1 against 3.0. That said, the two scores are not equally well evidenced: English Mechanical Engineering has 18 ratings behind it against 2, so its average is the more settled of the two.

Chemical Engineering+ ships an update every 2 months, English Mechanical Engineering every 3 weeks. Both last shipped on October 30, 2026.

## The numbers

| Metric | Chemical Engineering+ | English Mechanical Engineering |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/chemical-engineering-plus/id6740001145/reviews) | **[4.1 (18 ratings)](https://appshunter.io/ios/app/english-mechanical-engineering/id6755089323/reviews)** |
| Number of ratings | 2 | **18** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 18 MB | 51 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | +4 |
| Developer | [Forwa Elade Wunde](https://appshunter.io/developer/1685241344) | [Nelly Latypova](https://appshunter.io/developer/1150816403) |

## What reviewers say

### Chemical Engineering+

[App page](https://appshunter.io/ios/app/chemical-engineering-plus/id6740001145)

Test your knowledge of chemical engineering with a comprehensive quiz app. It offers thousands of questions across various topics, adaptive difficulty, and detailed explanations to enhance learning. Prepare for exams and boost your industry skills with this interactive tool.

**Highlights:** Extensive question bank, Topic-specific quizzes, Calculations & problem solving, Adaptive difficulty, Interactive learning with explanations, Offline play, Leaderboard competition

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month | $9.99 | per month |
| 6 Months | $19.99 | per 6 months |
| 1 Year | $29.99 | per year |
| 1500 | $0.99 | one-time |
| 3500 | $1.99 | one-time |
| 9000 | $3.99 | one-time |


### English Mechanical Engineering

[App page](https://appshunter.io/ios/app/english-mechanical-engineering/id6755089323)

Master technical English vocabulary for mechanical engineering with flashcards and practice modes. Improve communication, excel in studies, and advance your career with this specialized learning tool.

**Highlights:** Technical vocabulary flashcards, Eight practice modes, Progress tracking and statistics, Mark learned/unlearned words, User-friendly design, Real-world application focus

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Engineering Vocabulary Pro | $8.49 | per 7 days |
| Mechanical Lexicon Pro | $8.49 | per month |
| Mechanical Lexicon Pro | $9.49 | per month |
| Mechanical Vocabulary Pro | $29.99 | per 3 months |
| Pro Mechanical Terminology | $34.99 | per year |
| Pro Mechanical Terminology | $34.99 | per year |


## Frequently asked questions

### Is Chemical Engineering+ free?

Chemical Engineering+ is free to download, with in-app purchases available.

### Is English Mechanical Engineering free?

English Mechanical Engineering is free to download, with in-app purchases available.

### Which has better reviews, Chemical Engineering+ or English Mechanical Engineering?

English Mechanical Engineering is rated higher. Chemical Engineering+ averages 3.0 out of 5 from 2 ratings, while English Mechanical Engineering averages 4.1 from 18 ratings.

### Do Chemical Engineering+ or English Mechanical Engineering have ads?

English Mechanical Engineering shows ads; Chemical Engineering+ does not.

### Which is updated more often, Chemical Engineering+ or English Mechanical Engineering?

Chemical Engineering+ ships an update every 2 months, and English Mechanical Engineering every 3 weeks. Most recently, Chemical Engineering+ was updated on October 30, 2026 and English Mechanical Engineering on October 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.*