Comparison

DEAC01 vs AWS DEA Data Engineer

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

Head to head
About

DEAC01

Features
Read full description

Data Engineer Associate Prep is a focused study app for the AWS Certified Data Engineer โ€“ Associate (DEA-C01) exam. Built directly from the official AWS exam guide, it covers all four domains and 17 task statements so you know exactly where you stand before exam day. Study smarter, not harder: Learn mode โ€” Short, structured lessons with inline questions help concepts stick before you drill practice questions. Study mode โ€” Structured practice by task statement with a fixed number of questions per session. Track which tasks you've mastered and where to focus next. Quiz mode โ€” Timed quizzes by task with immediate scoring and full answer review. Mock exam โ€” Domain-weighted full exam simulation matching the real DEA-C01 format and timing (130 min, 65 questions). Progress & stats โ€” Session history, performance by domain and task, and achievement tracking to keep you motivated. Bookmarks โ€” Save tricky questions to revisit during your next session. Multiple languages โ€” English and Spanish supported. Offline use โ€” Study anywhere, no internet required after first launch. Content is aligned with the official AWS DEA-C01 exam guide and covers all four domains: Data Ingestion and Transformation (34%) Data Store Management (26%) Data Operations and Support (22%) Data Security and Governance (18%) Key AWS services covered: Glue, Kinesis Data Streams, Kinesis Firehose, S3, Redshift, Athena, Lake Formation, DynamoDB, RDS, EMR, Step Functions, EventBridge, IAM, KMS, Macie, and more. Key features Exam-aligned content โ€” Built from the official AWS DEA-C01 exam guide. 680+ practice questions โ€” Across all 17 task statements and 4 domains. Four study modes โ€” Learn, Study, Quiz, and Mock Exam. Domain-weighted mock exam โ€” 65 questions, 130 minutes, same as the real test. Progress tracking โ€” Session history, statistics, and weak-area identification. Bookmarks โ€” Flag questions for later review. Achievements โ€” Stay motivated as you study and improve. Offline-first โ€” No internet required to practice. Multiple languages โ€” English, Spanish, Chinese, Japanese and Portuguese.

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 โ€“ 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 โ€ข 50-question set learning plus domain, subdomain, and difficulty filters โ€ข Immediate grading, correct-answer explanations, and choice-by-choice rationales โ€ข Separate saved progress and resume for set, domain, and difficulty study and for mock exams โ€ข A study-history calendar with daily question and key-term activity, monthly totals, and study streaks โ€ข Review of wrong answers, repeated misses, review notes, and weak-area analysis โ€ข Timed mock exams that hide explanations until submission, allow answer changes before submission, and show results by domain โ€ข Weekly goal reminders with a configurable notification time โ€ข 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 examโ€™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

DEAC014 screens
AWS DEA Data Engineer4 screens

Verdict

The call

The clearest difference is in-app purchases: DEAC01 at none against AWS DEA Data Engineer's 1. DEAC01 also leads on iOS requirement (13.0 vs 15.1). AWS DEA Data Engineer's advantage is ads (none vs shown). On price and device support there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. AWS DEA Data Engineer sells 1 one-off in-app purchase. DEAC01 asks for nothing beyond the download.

Scorecard3 real differences ยท 3 level
DEAC01 versus AWS DEA Data Engineer: the parameters behind the verdict, then further details
ParameterDEAC01AWS DEA Data Engineer
PriceFreeFree
Update frequencyโ€”Every 3 days
AdsYesNo โ€” better
In-app purchasesNo โ€” betterYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 โ€” better15.1
Further details โ€” not scored
Size47 MB130 MB
Age rating17+4+
Developerrdvxsoftware LLCCHOI SEONGMIN

In-app purchases

None

DEAC01

No in-app purchases

1 purchases

AWS DEA Data Engineer

One-time1
  • DEA Lifetime Access$4.90

Questions

Is DEAC01 free?
DEAC01 is free to download, with no in-app purchases.
Is AWS DEA Data Engineer free?
AWS DEA Data Engineer is free to download, with in-app purchases available.
Do DEAC01 or AWS DEA Data Engineer have ads?
DEAC01 shows ads; AWS DEA Data Engineer does not.

Other comparisons