# PDE Pro Database Engineer vs ITIL 4 Foundation Prep

The clearest difference is in-app purchases: PDE Pro Database Engineer at none against ITIL 4 Foundation Prep's 2. ITIL 4 Foundation Prep's advantage is update cadence (every 3 weeks vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ITIL 4 Foundation Prep sells 2 one-off in-app purchases. PDE Pro Database Engineer asks for nothing beyond the download.

PDE Pro Database Engineer ships an update every 3 months, ITIL 4 Foundation Prep every 3 weeks. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | PDE Pro Database Engineer | ITIL 4 Foundation Prep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Size | 30 MB | 44 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Davy Raitt](https://appshunter.io/developer/1795318281) | [EXAMCERT PTY LTD](https://appshunter.io/developer/1830664214) |

## What reviewers say

### PDE Pro Database Engineer

[App page](https://appshunter.io/ios/app/pde-pro-database-engineer/id6756967890)

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

**In-app purchases:** none


### ITIL 4 Foundation Prep

[App page](https://appshunter.io/ios/app/itil-4-foundation-prep/id6758079771)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 200 AI Credits | $1.99 | one-time |
| Unlock premium | $5.99 | one-time |


## Frequently asked questions

### Is PDE Pro Database Engineer free?

PDE Pro Database Engineer is free to download, with no in-app purchases.

### Is ITIL 4 Foundation Prep free?

ITIL 4 Foundation Prep is free to download, with in-app purchases available.

### Do PDE Pro Database Engineer or ITIL 4 Foundation Prep have ads?

Neither PDE Pro Database Engineer nor ITIL 4 Foundation Prep shows ads.

### Which is updated more often, PDE Pro Database Engineer or ITIL 4 Foundation Prep?

PDE Pro Database Engineer ships an update every 3 months, and ITIL 4 Foundation Prep every 3 weeks. Most recently, PDE Pro Database Engineer was updated on October 30, 2026 and ITIL 4 Foundation 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.*