Comparison

PE Prep Pro vs Six Sigma Black Belt Training

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

Head to head
About

PE Prep Pro

This comprehensive exam preparation system offers over 1,400 realistic practice questions across 16 engineering disciplines. It provides detailed performance analytics to pinpoint weak areas and includes essential code summaries for offline study.

Highlights
  • 1,400+ realistic exam questions
  • 16 major engineering disciplines
  • Performance analytics
  • Offline functionality
  • Essential code summaries
Features
Read full description

PASS YOUR PE EXAM WITH CONFIDENCE - GUARANTEED RESULTS PE Prep Pro helps working engineers build confidence solving problems under exam conditions and make steady progress toward Professional Engineer licensure. Choose from more than 1,600 practice questions across 16 engineering disciplines. Work through civil, mechanical, electrical, chemical, structural, nuclear, petroleum, environmental, fire protection, control systems, mining, materials, naval architecture, industrial systems, and architectural engineering topics. Use Formula Focus to spend more time on calculation-heavy problems. Timed sets help you practice working through problems at pace, while step-by-step explanations show how to reach each answer. When you need a standard or formula, open the reference library for summaries of ASCE 7, ACI 318, AISC, ASME, IEEE, NFPA, API, OSHA, EPA, and other references. Performance tracking highlights strong topics and areas that need more work, making it easier to build a practical study plan around your exam date and engineering discipline. Continue practicing wherever your schedule takes you. MONEY-BACK GUARANTEE: We're so confident in PE Prep Pro that we offer a full refund if you're not completely satisfied.

About

Six Sigma Black Belt Training

Features
Read full description

ASQ CSSBB practice tests for the Certified Six Sigma Black Belt exam in 2026. Why ExamCert.App ? Online Mock Exam (Just like a real exam) Up-to-date questions, reviewed and refreshed regularly. Lifetime access & lifetime updates Quality Question with explanation (Just like real questions) 24/7 Chat & Email Support Ready to Pass CSSBB - Certified Six Sigma Black Belt? Domain 1 — Organization-wide Planning and Deployment (12%) Domain 2 — Organizational Process Management and Measures (12%) Domain 3 — Team Management (15%) Domain 4 — Define (20%) Domain 5 — Measure (25%) Domain 6 — Analyze (22%) Domain 7 — Improve (21%) Domain 8 — Control (17%) Domain 9 — Design For Six Sigma (DFSS) Framework and Methodologies (6%) WHY CHOOSE OUR APP? 1000+ Practice Questions - Expertly crafted questions covering all exam objectives Detailed Explanations - Understand the "why" behind every answer Multiple Question Types - Single choice, multiple choice, drag-and-drop, and more Offline Mode - Study anywhere, anytime without internet connection Progress Tracking - Monitor your improvement with detailed statistics Study Guide - Comprehensive reading materials for each exam domain Daily Reminders - Stay on track with customizable study notifications STUDY MODES Practice Mode - Learn at your own pace with instant feedback Exam Simulation - Timed tests that mirror the real exam experience Review Mode - Focus on questions you've answered incorrectly Bookmarks - Save difficult questions for later review Performance Analytics - Track your readiness across all domains PREMIUM FEATURES Unlock the full potential of your exam preparation with Premium access: • Access to ALL 1000+ practice questions • Complete Study Guide with in-depth explanations • Unlimited exam simulations • Priority updates with new questions SUPPORT Have questions or feedback? Contact us at support@examcert.app Privacy Policy: https://www.examcert.app/privacy Terms of Service: https://www.examcert.app/terms DISCLAIMER All content provided in this application is for educational and practice purposes only. The practice questions and study materials are designed to help candidates prepare for the CSSBB - Certified Six Sigma Black Belt certification exam and do not represent actual exam questions from ASQ. This app does not guarantee that users will pass the CSSBB - Certified Six Sigma Black Belt exam. Exam results depend on individual preparation, experience, and understanding of the subject matter. All trademarks, service marks, trade names, and logos referenced herein belong to their respective owners. Any reference to ASQ, CSSBB, or related certification programs is purely for descriptive purposes. By using this application, you acknowledge and agree that the developers are not responsible for any exam outcomes or certification decisions made by ASQ. This application is an independent exam preparation resource and is not affiliated with, endorsed by, sponsored by, or associated with ASQ (American Society for Quality) or any of its subsidiaries. CSSBB (Certified Six Sigma Black Belt) is a registered trademark of ASQ.

Screenshots

PE Prep Pro4 screens
Six Sigma Black Belt Training4 screens

Verdict

The call

The clearest difference is price: Six Sigma Black Belt Training at Free against PE Prep Pro's $34.99. Six Sigma Black Belt Training also leads on update cadence (every 10 days vs every 3 weeks). PE Prep Pro's advantage is in-app purchases (none vs 2). On 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

CostPrice · In-app purchases · Ads · Monetization

Six Sigma Black Belt Training is free to download; PE Prep Pro costs $34.99 up front. Six Sigma Black Belt Training sells 2 one-off in-app purchases. PE Prep Pro asks for nothing beyond the download.

UpkeepUpdate frequency

PE Prep Pro ships an update every 3 weeks, Six Sigma Black Belt Training every 10 days. The most recent releases landed on November 5, 2026 and October 25, 2026 respectively.

Scorecard3 real differences · 7 level
PE Prep Pro versus Six Sigma Black Belt Training: the parameters behind the verdict, then further details
ParameterPE Prep ProSix Sigma Black Belt Training
Price$34.99Free — better
Rating1.7 (3 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings3 — better—
Update frequencyEvery 3 weeksEvery 10 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaid—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.115.0 — better
Further details — not scored
Size43 MB44 MB
Age rating+44+
DeveloperExamp, LLCEXAMCERT PTY LTD

In-app purchases

None

PE Prep Pro

No in-app purchases

2 purchases

Six Sigma Black Belt Training

One-time2
  • 200 AI Credits$1.99
  • UNlock Premium$5.99

Questions

Is PE Prep Pro free?
PE Prep Pro costs $34.99, with no in-app purchases.
Is Six Sigma Black Belt Training free?
Six Sigma Black Belt Training is free to download, with in-app purchases available.
Do PE Prep Pro or Six Sigma Black Belt Training have ads?
Neither PE Prep Pro nor Six Sigma Black Belt Training shows ads.
Which is updated more often, PE Prep Pro or Six Sigma Black Belt Training?
PE Prep Pro ships an update every 3 weeks, and Six Sigma Black Belt Training every 10 days. Most recently, PE Prep Pro was updated on November 5, 2026 and Six Sigma Black Belt Training on October 25, 2026.

Other comparisons