# PCA Cloud Architect Exam Prep vs Data Engineer Pro Prep

The clearest difference is in-app purchases: PCA Cloud Architect Exam Prep at none against Data Engineer Pro Prep's 1. Data Engineer Pro Prep's advantage is update cadence (every 3 weeks vs every 3 months) and iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Data Engineer Pro Prep sells 1 one-off in-app purchase. PCA Cloud Architect Exam Prep asks for nothing beyond the download.

PCA Cloud Architect Exam Prep ships an update every 3 months, Data Engineer Pro Prep every 3 weeks. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | PCA Cloud Architect Exam Prep | Data Engineer Pro Prep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Size | 27 MB | 86 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Davy Raitt](https://appshunter.io/developer/1795318281) | [AITYTECH](https://appshunter.io/developer/1885549185) |

## What reviewers say

### PCA Cloud Architect Exam Prep

[App page](https://appshunter.io/ios/app/pca-cloud-architect-exam-prep/id6756960778)

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

**In-app purchases:** none


### Data Engineer Pro Prep

[App page](https://appshunter.io/ios/app/data-engineer-pro-prep/id6762125643)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - Lifetime | $3.99 | one-time |


## Frequently asked questions

### Is PCA Cloud Architect Exam Prep free?

PCA Cloud Architect Exam Prep is free to download, with no in-app purchases.

### Is Data Engineer Pro Prep free?

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

### Do PCA Cloud Architect Exam Prep or Data Engineer Pro Prep have ads?

Neither PCA Cloud Architect Exam Prep nor Data Engineer Pro Prep shows ads.

### Which is updated more often, PCA Cloud Architect Exam Prep or Data Engineer Pro Prep?

PCA Cloud Architect Exam Prep ships an update every 3 months, and Data Engineer Pro Prep every 3 weeks. Most recently, PCA Cloud Architect Exam Prep was updated on October 30, 2026 and Data Engineer Pro Prep on November 5, 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.*