# Data Engineer Cert Prep vs AWS SAP

The clearest difference is ads: Data Engineer Cert Prep at none against AWS SAP's shown. Data Engineer Cert Prep also leads on iOS requirement (16.0 vs 26.0). AWS SAP's advantage is update cadence (every 5 months vs every 13 months). On price, 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, AWS SAP every 5 months. The most recent releases landed on October 18, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Data Engineer Cert Prep | AWS SAP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 13 months | **Every 5 months** |
| Size | 1 MB | 17 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [DjamgaTech Corp](https://appshunter.io/developer/969000181) | [SPIDER SERVICE SRL](https://appshunter.io/developer/1120210105) |

## 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


### AWS SAP

[App page](https://appshunter.io/ios/app/aws-sap-c02-exam-prep-2026/id6756264300)

**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 AWS SAP free?

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

### Do Data Engineer Cert Prep or AWS SAP have ads?

AWS SAP shows ads; Data Engineer Cert Prep does not.

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

Data Engineer Cert Prep ships an update every 13 months, and AWS SAP every 5 months. Most recently, Data Engineer Cert Prep was updated on October 18, 2026 and AWS SAP on October 4, 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.*