# PLC vs English Mechanical Engineering

The clearest difference is in-app purchases: PLC at none against English Mechanical Engineering's 6. PLC also leads on ads (none vs shown) and iOS requirement (13.4 vs 15.0). On price 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. PLC asks for nothing beyond the download.

## The numbers

| Metric | PLC | 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 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 63 MB | 51 MB |
| Requires iOS | **13.4** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | +4 |
| Developer | [Centro Para la Biodiversidad Marina y la Conservacion, A.C.](https://appshunter.io/developer/1814412671) | [Nelly Latypova](https://appshunter.io/developer/1150816403) |

## What reviewers say

### PLC

[App page](https://appshunter.io/ios/app/plc-clp/id6745903700)

**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 PLC free?

PLC 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 PLC or English Mechanical Engineering have ads?

English Mechanical Engineering shows ads; PLC does not.

---

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