DEA vs DEA Data Engineer Exam Prep
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DEA
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PASS YOUR DEA-C01 AWS DATA ENGINEER ASSOCIATE EXAM 500+ practice questions covering all exam domains 5-minute study sessions that fit your busy schedule Track progress with daily streaks and analytics 94% first-attempt pass rate WHY GET CERTIFIED? Certified AWS Data Engineers earn up to $203K annually (Skillsoft 2024). Cloud data engineering jobs growing 15%+ faster than average. This associate-level certification opens doors to high-paying roles at top tech companies. WHAT YOU'LL MASTER: Data ingestion and transformation with AWS Glue, EMR, and Lambda Building and orchestrating ETL pipelines using AWS services Data store management with Redshift, S3, DynamoDB, and RDS Data operations, monitoring, and troubleshooting with CloudWatch Data security, encryption, governance, and IAM best practices Working with Kinesis, Athena, Lake Formation, and Step Functions STUDY ANYWHERE: Coffee breaks. Commutes. Lunch hours. Turn dead time into career growth. Master AWS data engineering while you wait in line or ride the train. Download now. Pass your exam. Boost your salary.
DEA Data Engineer Exam Prep
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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.
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Verdict
The clearest difference is in-app purchases: DEA at none against DEA Data Engineer Exam Prep's 8. DEA Data Engineer Exam Prep's advantage is update cadence (every 5 days vs every 2 months). On price, ads, device support and iOS requirement 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
Both are free to download. DEA Data Engineer Exam Prep sells 8 one-off in-app purchases. DEA asks for nothing beyond the download.
DEA ships an update every 2 months, DEA Data Engineer Exam Prep every 5 days. The most recent releases landed on October 28, 2026 and November 13, 2026 respectively.
| Parameter | DEA | DEA Data Engineer Exam Prep |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 28 MB | 165 MB |
| Age rating | 4+ | 4+ |
| Developer | Davy Raitt | CHOI SEONGMIN |
In-app purchases
DEA
No in-app purchases
DEA Data Engineer Exam Prep
- 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
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- 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 DEA free?
Is DEA Data Engineer Exam Prep free?
Do DEA or DEA Data Engineer Exam Prep have ads?
Which is updated more often, DEA or DEA Data Engineer Exam Prep?
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