Comparison

Professional Data Engineer vs PDE Data Engineer Exam Prep

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

Professional Data Engineer

Features
Read full description

Non-Affiliation Disclaimer (Google Professional Data Engineer) This app is an independent exam preparation resource and is not affiliated with, endorsed by, or connected with Google or Google Cloud. All practice materials are created solely for learning and study purposes. Trademark Notice (Google Professional Data Engineer) Google, Google Cloud, and Google Cloud Professional Data Engineer are trademarks or registered trademarks of Google LLC.
Any references to Google Cloud exams or terminology are for identification only and do not imply official endorsement. ===== There are many questions on the web that are either outdated or wrongly answered. I am trying here to filter all those questions and provide you with a nice tool to practice the exam similar to the real-life exam as much as possible. This small app was designed with love to help you 5 things: 1. question content is updated monthly in 2026, so you don’t have to worry that these question is outdated anymore. 2. With 2 EXACT-FILTERING features, you can focus easily on questions you are making mistakes or missing. 3. Save difficult questions offline. So you can practice them later when you have free time. 4. Examination mode will help you take test like a real exam. So you will be more confident. 5. NEARLY-100% questions are packed with straightforward explanations. You will know why it is correct or wrong. No more confusing. In sum, this app is simple and straight-to-the-point like description you are reading. Have fun and enjoy the app!

About

PDE Data Engineer Exam Prep

Features
Read full description

PASS YOUR PROFESSIONAL DATA ENGINEER EXAM 500+ practice questions 5-minute study sessions Track your progress Remove mastered questions Text-to-speech support Dark mode available WHY GET CERTIFIED? Certified Google Cloud data engineers earn up to $203K annually (Skillsoft 2024). Professional Data Engineer validates expertise in designing, building, and optimizing data infrastructure for enterprise applications. WHAT YOU'LL MASTER: Data security with IAM, encryption, and key management Data governance with project and dataset architecture Data pipelines with Dataflow, Apache Beam, and Cloud Data Fusion Pipeline orchestration with Cloud Composer and Workflows Storage solutions with BigQuery, BigLake, AlloyDB, Bigtable, and Spanner Data warehouse design and normalization strategies Data lakes with Dataplex and cost controls Batch and streaming transformations with windowing BigQuery ML for feature engineering and model training RAG preparation with unstructured data embeddings Analytics Hub for data sharing Performance optimization and cost management Disaster recovery and fault tolerance strategies STUDY ANYWHERE: Coffee breaks. Commutes. Lunch hours. Turn dead time into data engineering expertise. Download now. Pass your exam. Master Google Cloud data engineering.

Screenshots

Professional Data Engineer4 screens
PDE Data Engineer Exam Prep3 screens

Verdict

The call

The clearest difference is in-app purchases: PDE Data Engineer Exam Prep at none against Professional Data Engineer's 1. PDE Data Engineer Exam Prep also leads on update cadence (every 3 months vs every 13 months). Professional Data Engineer's advantage is iOS requirement (10.0 vs 15.0). On price, ads and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

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

UpkeepUpdate frequency

Professional Data Engineer ships an update every 13 months, PDE Data Engineer Exam Prep every 3 months. The most recent releases landed on September 21, 2026 and September 24, 2026 respectively.

Scorecard3 real differences Β· 3 level
Professional Data Engineer versus PDE Data Engineer Exam Prep: the parameters behind the verdict, then further details
ParameterProfessional Data EngineerPDE Data Engineer Exam Prep
PriceFreeFree
Update frequencyEvery 13 monthsEvery 3 months β€” better
AdsNoNo
In-app purchasesYesNo β€” better
DevicesiPhone, iPodiPhone, iPad, iPod β€” better
Requires iOS10.0 β€” better15.0
Further details β€” not scored
Size25 MB27 MB
Age rating4+4+
DeveloperTrieu TranDavy Raitt

In-app purchases

1 purchases

Professional Data Engineer

One-time1
  • Unlock complete App$9.99
None

PDE Data Engineer Exam Prep

No in-app purchases

Questions

Is Professional Data Engineer free?
Professional Data Engineer 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 Professional Data Engineer or PDE Data Engineer Exam Prep have ads?
Neither Professional Data Engineer nor PDE Data Engineer Exam Prep shows ads.
Which is updated more often, Professional Data Engineer or PDE Data Engineer Exam Prep?
Professional Data Engineer ships an update every 13 months, and PDE Data Engineer Exam Prep every 3 months. Most recently, Professional Data Engineer was updated on September 21, 2026 and PDE Data Engineer Exam Prep on September 24, 2026.

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