# Data Engineer Cert Prep vs EconoPro

The clearest difference is update cadence: EconoPro at monthly against Data Engineer Cert Prep's every 13 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Data Engineer Cert Prep ships an update every 13 months, EconoPro monthly. The most recent releases landed on September 14, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Data Engineer Cert Prep | EconoPro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Monthly** |
| Size | 1 MB | 38 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [DjamgaTech Corp](https://appshunter.io/developer/969000181) | [Gentiana Etemi](https://appshunter.io/developer/1883027493) |

## What reviewers say

### Data Engineer Cert Prep

[App page](https://appshunter.io/ios/app/data-engineer-cert-prep/id6566170013)

**Features:** Vision Pro support

**In-app purchases:** none


### EconoPro

[App page](https://appshunter.io/ios/app/econopro/id6785305351)

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

**In-app purchases:** none


## Frequently asked questions

### Is Data Engineer Cert Prep free?

Data Engineer Cert Prep is free to download, with no in-app purchases.

### Is EconoPro free?

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

### Do Data Engineer Cert Prep or EconoPro have ads?

Neither Data Engineer Cert Prep nor EconoPro shows ads.

### Which is updated more often, Data Engineer Cert Prep or EconoPro?

Data Engineer Cert Prep ships an update every 13 months, and EconoPro monthly. Most recently, Data Engineer Cert Prep was updated on September 14, 2026 and EconoPro on September 8, 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.*