# Engineering Terms EN vs cDemy

The clearest difference is ads: cDemy at none against Engineering Terms EN's shown. cDemy also leads on update cadence (every 3 months vs every 18 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Engineering Terms EN ships an update every 18 months, cDemy every 3 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Engineering Terms EN | cDemy |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 18 months | **Every 3 months** |
| Size | 33 MB | 215 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kittipong Intaboot](https://appshunter.io/developer/972195994) | [Conicle](https://appshunter.io/developer/979282578) |

## What reviewers say

### Engineering Terms EN

[App page](https://appshunter.io/ios/app/engineering-terms-en-th-thai/id1561829425)

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

**In-app purchases:** none


### cDemy

[App page](https://appshunter.io/ios/app/cdemy/id6743296381)

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

**In-app purchases:** none


## Frequently asked questions

### Is Engineering Terms EN free?

Engineering Terms EN is free to download, with no in-app purchases.

### Is cDemy free?

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

### Do Engineering Terms EN or cDemy have ads?

Engineering Terms EN shows ads; cDemy does not.

### Which is updated more often, Engineering Terms EN or cDemy?

Engineering Terms EN ships an update every 18 months, and cDemy every 3 months. Most recently, Engineering Terms EN was updated on November 3, 2026 and cDemy 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.*