Comparison

AWS Exam Practice vs DEA Data Engineer Exam Prep

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

Head to head
About

AWS Exam Practice

Features
Read full description

Master your AWS certification exams with AWS Exam Practice, your complete study companion for cloud certification success. Whether you're aiming for the AWS Certified Cloud Practitioner, Solutions Architect, Developer Associate, or other certifications, this app offers everything you need: targeted quizzes, realistic mock exams, flashcards, and intelligent progress tracking to help you pass with confidence. Key Features: - Practice Quizzes – Strengthen your knowledge with topic-based questions aligned to the latest AWS exam objectives. - Mock Exams – Simulate the real test environment with full-length, timed exams and detailed score reports. - Flashcards – Review and memorize key terms, AWS services, and core cloud concepts using interactive flashcards. - Progress Tracking – Monitor your improvement over time with performance analytics, score history. - User-Friendly Design – A clean, distraction-free interface built for effective and focused exam preparation. IMPORTANT DISCLAIMER: This is an independent educational app and is not associated with any government or educational institution. SUBSCRIPTION INFORMATION: If you opt to purchase a Premium or Boost subscription, the subscription fee will be charged to your iTunes account. The yearly subscription automatically renews, but you can disable auto-renewal at least 24 hours before the end of the subscription period in your iTunes account settings. After purchase, any unused portion of the free trial is forfeited. You can manage your premium subscription and turn off the auto-renewal feature in your iTunes account settings. Read our full Terms of Use: https://flutterdragon.com/terms-of-use

About

DEA Data Engineer Exam Prep

Features
Read full description

Study on your phone. Continue on desktop. Use your phone on the move and a tablet or desktop when you want more room to study. Connect the same StudyCert account to continue your learning in the app and on the desktop web. Continuing study on the web applies to the existing Data Engineer Associate · DEA-C01 practice track. Added exams are studied in the iOS app. Access and progress remain separate for each exam. Includes 1816 practice questions across 4 exams. The total combines the study-language counts stated for each exam below. 1. Prepare for Data Engineer Associate · DEA-C01 practice with 516 practice questions and 160 key terms. Study coverage · 4 areas: Data Ingestion and Transformation · Data Store Management · Data Operations and Support · Data Security and Governance Study languages: English, Japanese, Korean. Counts use English materials. 2. Prepare for Certified Six Sigma Green Belt (CSSGB) Examination with 400 practice questions and 144 key terms. Study coverage · 6 areas: Overview: Six Sigma and the Organization · Define Phase · Measure Phase · Analyze Phase · Improve Phase · Control Phase Study languages: English. Counts use English materials. 3. Prepare for Certified Six Sigma Yellow Belt examination with 300 practice questions and 152 key terms. Study coverage · 5 areas: Six Sigma Fundamentals · Define Phase · Measure Phase · Analyze Phase · Improve and Control Phases Study languages: English. Counts use English materials. 4. Prepare for Certified Six Sigma Black Belt examination with 600 practice questions and 160 key terms. Study coverage · 9 areas: Organization-Wide Planning and Deployment · Organizational Process Management and Measures · Team Management · Define · Measure · Analyze · Improve · Control · Design for Six Sigma (DFSS) Framework and Methodologies Study languages: English. Counts use English materials. 1. Learn the basic terms Use flashcards for meanings, exam context and selection criteria. Mark known and unfamiliar terms for focused review. 2. Practice and read the explanations Study by exam-specific set, domain or difficulty. Read answer and option explanations; use unfinished and wrong-answer filters, shuffle, a timer and session resume. Practice-set sizes vary by exam: 50 or 110 questions. 3. Review mistakes Revisit bookmarks, recent errors and repeated mistakes. Use glossary reports, weak-area analysis and study history to plan revision. 4. Check readiness with a timed mock Use each exam’s settings below, then review results, domain scores and mistakes. Mock questions / time limit (minutes), by exam: 1: 65 / 130; 2: 110 / 270; 3: 90 / 138; 4: 165 / 258 Tools that fit your study routine Audio study and autoplay are optional. Listen to terms and meanings and adjust repeats and pauses. Continue your routine with a study calendar, weekly goals, reminders and themes. Content, features, languages and paid access are specific to each exam. Check the included content and price before purchasing. This is an independent study aid, not an official, affiliated or endorsed app of any exam administrator or certification body. Exam names and trademarks belong to their respective owners.

Screenshots

AWS Exam Practice4 screens
DEA Data Engineer Exam Prep4 screens

Verdict

The call

The clearest difference is ads: DEA Data Engineer Exam Prep at none against AWS Exam Practice's shown. DEA Data Engineer Exam Prep also leads on update cadence (every 5 days vs every 3 months). AWS Exam Practice's advantage is iOS requirement (13.0 vs 15.1). On price, 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. AWS Exam Practice sells 2 in-app purchases, starting at $4.99 per 7 days and DEA Data Engineer Exam Prep sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

AWS Exam Practice ships an update every 3 months, DEA Data Engineer Exam Prep every 5 days. The most recent releases landed on October 30, 2026 and November 13, 2026 respectively.

Scorecard3 real differences · 3 level
AWS Exam Practice versus DEA Data Engineer Exam Prep: the parameters behind the verdict, then further details
ParameterAWS Exam PracticeDEA Data Engineer Exam Prep
PriceFreeFree
Update frequencyEvery 3 monthsEvery 5 days — better
AdsYesNo — better
In-app purchasesYesYes
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.0 — better15.1
Further details — not scored
Size48 MB165 MB
Age rating4+4+
DeveloperZakaria FerzaziCHOI SEONGMIN

In-app purchases

2 purchases

AWS Exam Practice

Subscriptions2
  • Weekly Premium3 Days trial$4.997 Days
  • Yearly Premium$29.991 Year
8 purchases

DEA Data Engineer Exam Prep

One-time8
  • Six Sigma Yellow Belt 추가 구매 할인$1.69
  • AWS DEA Data Engineer 추가 구매 할인$2.49
  • Six Sigma Black Belt 추가 구매 할인$2.49
Show 5 more
  • Six Sigma Green Belt 추가 구매 할인$2.49
  • Six Sigma Yellow Belt 평생 이용권$3.49
  • Six Sigma Black Belt 평생 이용권$4.99
  • Six Sigma Green Belt 평생 이용권$4.99
  • DEA Lifetime Access$4.99

Questions

Is AWS Exam Practice free?
AWS Exam Practice is free to download, with in-app purchases available.
Is DEA Data Engineer Exam Prep free?
DEA Data Engineer Exam Prep is free to download, with in-app purchases available.
Do AWS Exam Practice or DEA Data Engineer Exam Prep have ads?
AWS Exam Practice shows ads; DEA Data Engineer Exam Prep does not.
Which is updated more often, AWS Exam Practice or DEA Data Engineer Exam Prep?
AWS Exam Practice ships an update every 3 months, and DEA Data Engineer Exam Prep every 5 days. Most recently, AWS Exam Practice was updated on October 30, 2026 and DEA Data Engineer Exam Prep on November 13, 2026.

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