# e vs DEI

The clearest difference is iOS requirement: e at 14.2 against DEI's 16.4. On price, update cadence, ads and in-app purchases there is nothing between them.

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

e ships an update every 3 months, DEI every 2 months. The most recent releases landed on October 10, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | e | DEI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 76 MB | 42 MB |
| Requires iOS | **14.2** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Codevision](https://appshunter.io/developer/906461429) | [GLanDrive](https://appshunter.io/developer/839172470) |

## What reviewers say

### e

[App page](https://appshunter.io/ios/app/e-schooling/id6475721400)

**In-app purchases:** none


### DEI

[App page](https://appshunter.io/ios/app/dei-uminho/id6478125376)

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

**In-app purchases:** none


## Frequently asked questions

### Is e free?

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

### Is DEI free?

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

### Do e or DEI have ads?

Neither e nor DEI shows ads.

### Which is updated more often, e or DEI?

e ships an update every 3 months, and DEI every 2 months. Most recently, e was updated on October 10, 2026 and DEI on October 11, 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.*