# Data_Engineering vs Concept Ready

The clearest difference is iOS requirement: Concept Ready at 15.0 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_Engineering sells 1 in-app purchase, starting at $1.99 per month and Concept Ready sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Data_Engineering | Concept Ready |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | — | Weekly |
| Size | 5 MB | 62 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Luke Mclaughlin](https://appshunter.io/developer/1893671036) | [Ashish Plammoottil](https://appshunter.io/developer/6781022665) |

## What reviewers say

### 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 |


### Concept Ready

[App page](https://appshunter.io/ios/app/concept-ready/id6802001354)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Concept Ready Premium | $4.99 | one-time |


## Frequently asked questions

### Is Data_Engineering free?

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

### Is Concept Ready free?

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

### Do Data_Engineering or Concept Ready have ads?

Neither Data_Engineering nor Concept Ready 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.*