# LMS edX vs English Mechanical Engineering

The clearest difference is in-app purchases: LMS edX at none against English Mechanical Engineering's 6. LMS edX also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.0). On price, update cadence and device support there is nothing between them.

Both are free to download. English Mechanical Engineering sells 6 in-app purchases, starting at $8.49 per 7 days. LMS edX asks for nothing beyond the download.

LMS edX ships an update every 2 weeks, English Mechanical Engineering every 3 weeks. The most recent releases landed on October 28, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | LMS edX | English Mechanical Engineering |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.1 (18 ratings)](https://appshunter.io/ios/app/english-mechanical-engineering/id6755089323/reviews)** |
| Number of ratings | — | **18** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 61 MB | 51 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | +4 |
| Developer | [Altaif Kuala Lumpur Sdn. Bhd.](https://appshunter.io/developer/1712297021) | [Nelly Latypova](https://appshunter.io/developer/1150816403) |

## What reviewers say

### LMS edX

[App page](https://appshunter.io/ios/app/lms-edx/id6745863926)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 LMS edX free?

LMS edX is free to download, with no in-app purchases.

### Is English Mechanical Engineering free?

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

### Do LMS edX or English Mechanical Engineering have ads?

English Mechanical Engineering shows ads; LMS edX does not.

### Which is updated more often, LMS edX or English Mechanical Engineering?

LMS edX ships an update every 2 weeks, and English Mechanical Engineering every 3 weeks. Most recently, LMS edX was updated on October 28, 2026 and English Mechanical Engineering on October 30, 2026.

---

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