# Python Institute PCEP vs PDE Data Engineer Exam Prep

The clearest difference is in-app purchases: PDE Data Engineer Exam Prep at none against Python Institute PCEP's 1. PDE Data Engineer Exam Prep also leads on update cadence (every 3 months vs every 7 months). Python Institute PCEP's advantage is iOS requirement (10.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Python Institute PCEP sells 1 one-off in-app purchase. PDE Data Engineer Exam Prep asks for nothing beyond the download.

Python Institute PCEP ships an update every 7 months, PDE Data Engineer Exam Prep every 3 months. The most recent releases landed on September 14, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Python Institute PCEP | PDE Data Engineer Exam Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/python-institute-pcep-30-02/id6443729863/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 months** |
| Monetization | Free | — |
| Size | 25 MB | 27 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Trieu Tran](https://appshunter.io/developer/1570476726) | [Davy Raitt](https://appshunter.io/developer/1795318281) |

## What reviewers say

### Python Institute PCEP

[App page](https://appshunter.io/ios/app/python-institute-pcep-30-02/id6443729863)

Prepare for your Python certification exam with a comprehensive practice tool. Features include monthly updated questions, filtering for weak areas, offline saving, an exam simulation mode, and detailed explanations for each answer. This app is designed to build your confidence for the real test.

**Highlights:** Monthly updated questions for 2026, Exact-filtering for mistake areas, Save difficult questions offline, Examination mode for realistic testing, Detailed explanations for answers, Focus on learning purposes

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Premium Content | $7.99 | one-time |


### PDE Data Engineer Exam Prep

[App page](https://appshunter.io/ios/app/pde-data-engineer-exam-prep/id6757119609)

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

**In-app purchases:** none


## Frequently asked questions

### Is Python Institute PCEP free?

Python Institute PCEP is free to download, with in-app purchases available.

### Is PDE Data Engineer Exam Prep free?

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

### Do Python Institute PCEP or PDE Data Engineer Exam Prep have ads?

Neither Python Institute PCEP nor PDE Data Engineer Exam Prep shows ads.

### Which is updated more often, Python Institute PCEP or PDE Data Engineer Exam Prep?

Python Institute PCEP ships an update every 7 months, and PDE Data Engineer Exam Prep every 3 months. Most recently, Python Institute PCEP was updated on September 14, 2026 and PDE Data Engineer Exam Prep on September 24, 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.*