Comparison

Data Engineer Pro Prep vs AWS DEA Data Engineer

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

Head to head
About

Data Engineer Pro Prep

Features
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This application is an independent exam preparation resource and is not affiliated with, endorsed by, sponsored by, or associated with Google LLC or any of its subsidiaries. GCP-DPE (Google Cloud Professional Data Engineer) is a registered trademark of Google LLC. Prepare confidently for the Google Professional Data Engineer (GCP-DPE) exam. GCP-DPE Practice provides hundreds of carefully crafted practice questions. ◆ COMPREHENSIVE COVERAGE • practice sets covering all exam domains ◆ REALISTIC EXAM EXPERIENCE • Timed practice mode simulating the 120-minute exam • Single and multiple-choice questions in exam format • Exam readiness score to track your progress ◆ SMART STUDY TOOLS • Detailed explanations for every question • Spaced-repetition flashcards powered by FSRS algorithm • Bookmarks for quick review • Personal notes on any question • Per-domain accuracy to identify weak areas ◆ MULTILINGUAL • Available in English, Japanese, Korean, German, and Portuguese ◆ PRIVACY & OFFLINE • Works completely offline — no internet required • No ads, no tracking Start with free practice sets. Unlock all sets with a one-time purchase.

About

AWS DEA Data Engineer

Features
Read full description

Prepare for AWS DEA Data Engineer with one connected flow from core concepts to practice, review, and mock exams. Official credential reference: AWS Certified Data Engineer – Associate The current question bank contains 614 questions. Study in 50-question sets or focus by domain, subdomain, and difficulty. Single-select and multiple-select items are supported where applicable. Immediately after answering, check the correct-answer explanation and the reasoning for every choice so you understand both why the answer is correct and why the alternatives do not fit. Structured study and records • 50-question set learning plus domain, subdomain, and difficulty filters • Immediate grading, correct-answer explanations, and choice-by-choice rationales • Separate saved progress and resume for set, domain, and difficulty study and for mock exams • A study-history calendar with daily question and key-term activity, monthly totals, and study streaks • Review of wrong answers, repeated misses, review notes, and weak-area analysis • Timed mock exams that hide explanations until submission, allow answer changes before submission, and show results by domain • Weekly goal reminders with a configurable notification time • Light, dark, and system themes A smooth learning flow Move quickly among Home, Study, Review, Mock Exam, and Settings. Each mode keeps its own learning state, and moving to the next item after a long explanation automatically returns the new question card to the top. Basic terms and optional audio study Use the basic-term flashcards as the primary memorization tool. When useful, turn on automatic audio playback to repeat key terms while walking, resting, or preparing for sleep without continuously reading the screen. The questions in this app are current as of August 2026, and we plan to review and update every exam’s question bank at least once a year. The questions are independently authored for study and do not reproduce live exam items, dumps, leaked questions, or third-party question banks. This is an independent study app and is not affiliated with, endorsed by, or sponsored by any certification body, exam provider, or trademark owner. Exam names and trademarks belong to their respective owners.

Screenshots

Data Engineer Pro Prep4 screens
AWS DEA Data Engineer4 screens

Verdict

The call

The clearest difference is update cadence: AWS DEA Data Engineer at every 3 days against Data Engineer Pro Prep's every 3 weeks. Data Engineer Pro Prep's advantage is iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Data Engineer Pro Prep sells 1 one-off in-app purchase and AWS DEA Data Engineer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Data Engineer Pro Prep ships an update every 3 weeks, AWS DEA Data Engineer every 3 days. The most recent releases landed on September 20, 2026 and September 17, 2026 respectively.

Scorecard2 real differences · 4 level
Data Engineer Pro Prep versus AWS DEA Data Engineer: the parameters behind the verdict, then further details
ParameterData Engineer Pro PrepAWS DEA Data Engineer
PriceFreeFree
Update frequencyEvery 3 weeksEvery 3 days — better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad, iPod
Requires iOS13.0 — better15.1
Further details — not scored
Size86 MB130 MB
Age rating4+4+
DeveloperAITYTECHCHOI SEONGMIN

In-app purchases

1 purchases

Data Engineer Pro Prep

One-time1
  • Premium - Lifetime$3.99
1 purchases

AWS DEA Data Engineer

One-time1
  • DEA Lifetime Access$4.90

Questions

Is Data Engineer Pro Prep free?
Data Engineer Pro Prep is free to download, with in-app purchases available.
Is AWS DEA Data Engineer free?
AWS DEA Data Engineer is free to download, with in-app purchases available.
Do Data Engineer Pro Prep or AWS DEA Data Engineer have ads?
Neither Data Engineer Pro Prep nor AWS DEA Data Engineer shows ads.
Which is updated more often, Data Engineer Pro Prep or AWS DEA Data Engineer?
Data Engineer Pro Prep ships an update every 3 weeks, and AWS DEA Data Engineer every 3 days. Most recently, Data Engineer Pro Prep was updated on September 20, 2026 and AWS DEA Data Engineer on September 17, 2026.

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