# GCP Data Engineer Prep 2026 vs Data Engineer Exam Prep

The clearest difference is in-app purchases: GCP Data Engineer Prep 2026 at none against Data Engineer Exam Prep's 1. Data Engineer Exam Prep's advantage is ads (none vs shown) and iOS requirement (15.1 vs 26.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Data Engineer Exam Prep sells 1 one-off in-app purchase. GCP Data Engineer Prep 2026 asks for nothing beyond the download.

GCP Data Engineer Prep 2026 ships an update every 8 days, Data Engineer Exam Prep every 10 days. The most recent releases landed on October 5, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | GCP Data Engineer Prep 2026 | Data Engineer Exam Prep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 8 days** | Every 10 days |
| Size | 16 MB | 106 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SPIDER SERVICE SRL](https://appshunter.io/developer/1120210105) | [CHOI SEONGMIN](https://appshunter.io/developer/6772332527) |

## What reviewers say

### GCP Data Engineer Prep 2026

[App page](https://appshunter.io/ios/app/gcp-data-engineer-prep-2026/id6755850599)

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

**In-app purchases:** none


### Data Engineer Exam Prep

[App page](https://appshunter.io/ios/app/data-engineer-exam-prep/id6785744308)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Access | $4.99 | one-time |


## Frequently asked questions

### Is GCP Data Engineer Prep 2026 free?

GCP Data Engineer Prep 2026 is free to download, with no in-app purchases.

### Is Data Engineer Exam Prep free?

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

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

GCP Data Engineer Prep 2026 shows ads; Data Engineer Exam Prep does not.

### Which is updated more often, GCP Data Engineer Prep 2026 or Data Engineer Exam Prep?

GCP Data Engineer Prep 2026 ships an update every 8 days, and Data Engineer Exam Prep every 10 days. Most recently, GCP Data Engineer Prep 2026 was updated on October 5, 2026 and Data Engineer Exam Prep on October 25, 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.*