# Data Engineer Exam Prep 2026 vs Data_Engineering

The clearest difference is iOS requirement: Data Engineer Exam Prep 2026 at 15.1 against Data_Engineering's 17.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Data Engineer Exam Prep 2026 sells 9 in-app purchases, starting at $7.99 per 7 days and Data_Engineering sells 1 in-app purchase, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Data Engineer Exam Prep 2026 | Data_Engineering |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Size | 51 MB | 5 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [YAUHEN BAHDANOVICH](https://appshunter.io/developer/1711932790) | [Luke Mclaughlin](https://appshunter.io/developer/1893671036) |

## What reviewers say

### Data Engineer Exam Prep 2026

[App page](https://appshunter.io/ios/app/data-engineer-exam-prep-2026/id6754770880)

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DataEng Weekly Full Access | $7.99 | per 7 days |
| DataEng Monthly Full Access | $17.99 | per month |
| DataEng Monthly Full Access | $17.99 | per month |
| DataEng Quarterly Full Access | $40.99 | per 3 months |
| DataEng Quarterly Full Access | $40.99 | per 3 months |
| DataEng Semiannual Full Access | $69.99 | per 6 months |
| DataEng Semiannual Full Access | $69.99 | per 6 months |
| DataEng Annual Full Access | $104.99 | per year |
| DataEng Annual Full Access | $104.99 | per year |


### Data_Engineering

[App page](https://appshunter.io/ios/app/data-engineering/id6789652750)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Data_Engineering Pro | $1.99 | per month |


## Frequently asked questions

### Is Data Engineer Exam Prep 2026 free?

Data Engineer Exam Prep 2026 is free to download, with in-app purchases available.

### Is Data_Engineering free?

Data_Engineering is free to download, with in-app purchases available.

### Do Data Engineer Exam Prep 2026 or Data_Engineering have ads?

Neither Data Engineer Exam Prep 2026 nor Data_Engineering shows ads.

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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.*