Comparison

TTFA Academy vs Data Engineer Pro Prep

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

Head to head
About

TTFA Academy

Features
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TTFA Academy offers industry-focused Data Analyst courses to help you build real-world skills. Learn data analysis, Excel, SQL, Python, and more from expert instructors. Our interactive lessons, quizzes, and hands-on projects make learning easy and practical. Start your journey to a data-driven career today!

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. โ—† COMPREHENSIVE COVERAGE โ€ข practice sets covering all exam domains โ—† REALISTIC EXAM EXPERIENCE โ€ข Timed practice mode simulating the 120-minute exam โ€ข Single and multiple-choice questions in exam format โ€ข Exam readiness score to track your progress โ—† SMART STUDY TOOLS โ€ข Detailed explanations for every question โ€ข Spaced-repetition flashcards powered by FSRS algorithm โ€ข Bookmarks for quick review โ€ข Personal notes on any question โ€ข Per-domain accuracy to identify weak areas โ—† MULTILINGUAL โ€ข Available in English, Japanese, Korean, German, and Portuguese โ—† PRIVACY & OFFLINE โ€ข Works completely offline โ€” no internet required โ€ข No ads, no tracking Start with free practice sets. Unlock all sets with a one-time purchase.

Screenshots

TTFA Academy4 screens
Data Engineer Pro Prep4 screens

Verdict

The call

The clearest difference is update cadence: Data Engineer Pro Prep at every 3 weeks against TTFA Academy's every 7 months. Data Engineer Pro Prep also leads on iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases 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. TTFA Academy sells 10 one-off in-app purchases and Data Engineer Pro Prep sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

TTFA Academy ships an update every 7 months, Data Engineer Pro Prep every 3 weeks. The most recent releases landed on November 8, 2026 and November 13, 2026 respectively.

Scorecard2 real differences ยท 4 level
TTFA Academy versus Data Engineer Pro Prep: the parameters behind the verdict, then further details
ParameterTTFA AcademyData Engineer Pro Prep
PriceFreeFree
Update frequencyEvery 7 monthsEvery 3 weeks โ€” better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Mac โ€” better
Requires iOS15.113.0 โ€” better
Further details โ€” not scored
Size63 MB86 MB
Age rating4+4+
DeveloperJitendra KumarAITYTECH

In-app purchases

10 purchases

TTFA Academy

One-time10
  • Excel Bootcamp$1.99
  • Sql Bootcamp$1.99
  • Alteryx Expert Bootcamp$1.99
Show 7 more
  • Python Fundamentals Bootcamp$1.99
  • PowerBi Bootcamp$1.99
  • Tableau Desktop Bootcamp$1.99
  • Data Analytics Beginner Bootcamp$9.99
  • Data Analytics intermediate$19.99
  • Data Analytics Advance$29.99
  • Power Bi Consultant$199.99
1 purchases

Data Engineer Pro Prep

One-time1
  • Premium - Lifetime$3.99

Questions

Is TTFA Academy free?
TTFA Academy is free to download, with in-app purchases available.
Is Data Engineer Pro Prep free?
Data Engineer Pro Prep is free to download, with in-app purchases available.
Do TTFA Academy or Data Engineer Pro Prep have ads?
Neither TTFA Academy nor Data Engineer Pro Prep shows ads.
Which is updated more often, TTFA Academy or Data Engineer Pro Prep?
TTFA Academy ships an update every 7 months, and Data Engineer Pro Prep every 3 weeks. Most recently, TTFA Academy was updated on November 8, 2026 and Data Engineer Pro Prep on November 13, 2026.

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