# Machine Learning Engineer Exam vs AWS Data Engineer Prep Exam

The clearest difference is review sentiment: Machine Learning Engineer Exam at 100% against AWS Data Engineer Prep Exam's 0%. Machine Learning Engineer Exam also leads on price (Free vs $5.99). AWS Data Engineer Prep Exam's advantage is in-app purchases (none vs 1) and update cadence (every 7 months vs every 28 months). On ads, monetization model, device support and iOS requirement there is nothing between them.

Machine Learning Engineer Exam is free to download; AWS Data Engineer Prep Exam costs $5.99 up front. Machine Learning Engineer Exam sells 1 one-off in-app purchase. AWS Data Engineer Prep Exam asks for nothing beyond the download.

Machine Learning Engineer Exam ships an update every 28 months, AWS Data Engineer Prep Exam every 7 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Machine Learning Engineer Exam | AWS Data Engineer Prep Exam |
| --- | --- | --- |
| Price | **Free** | $5.99 |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/aws-data-engineer-prep-exam/id6499478513/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 28 months | **Every 7 months** |
| Monetization | Paid | Paid |
| Size | 1 MB | 13 MB |
| Requires iOS | **16.0** | 16.3 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [DjamgaTech Corp](https://appshunter.io/developer/969000181) | [Buydeepdiscount.com LLC](https://appshunter.io/developer/817177888) |

## What reviewers say

### Machine Learning Engineer Exam

[App page](https://appshunter.io/ios/app/machine-learning-engineer-exam/id1611598797)

Prepare for the GCP Professional Machine Learning Engineer certification with comprehensive quizzes and practice exams. Master ML concepts on GCP, from data preparation to model deployment and operations. Includes cheat sheets and interview questions.

**Highlights:** Hundreds of quizzes and practice exams, Covers ML on GCP topics, Machine Learning Basics and Advanced, Cheat sheets and interview questions, Latest ML news, Scorecard and countdown timer

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Question Bank | $9.99 | one-time |


### AWS Data Engineer Prep Exam

[App page](https://appshunter.io/ios/app/aws-data-engineer-prep-exam/id6499478513)

Prepare for the AWS Certified Data Engineer Associate (DEA-C01) exam with comprehensive practice questions and simulations. Master key concepts in data ingestion, transformation, storage, operations, and security. Track your progress and study offline to ace your certification.

**Highlights:** Comprehensive DEA-C01 exam content coverage, Hundreds of practice questions with explanations, Topic-wise quizzes for focused study, Timed exam simulations, Detailed progress tracking and analytics, Offline access to study materials

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Machine Learning Engineer Exam free?

Machine Learning Engineer Exam is free to download, with in-app purchases available.

### Is AWS Data Engineer Prep Exam free?

AWS Data Engineer Prep Exam costs $5.99, with no in-app purchases.

### Do Machine Learning Engineer Exam or AWS Data Engineer Prep Exam have ads?

Neither Machine Learning Engineer Exam nor AWS Data Engineer Prep Exam shows ads.

### Which is updated more often, Machine Learning Engineer Exam or AWS Data Engineer Prep Exam?

Machine Learning Engineer Exam ships an update every 28 months, and AWS Data Engineer Prep Exam every 7 months. Most recently, Machine Learning Engineer Exam was updated on November 3, 2026 and AWS Data Engineer Prep Exam on November 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.*