AZ vs CertPrep
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AZ
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PASS YOUR AZURE DEVOPS ENGINEER EXPERT EXAM 500+ practice questions 5-minute study sessions Track progress and daily streaks 94% first-attempt pass rate WHY GET CERTIFIED? Certified DevOps engineers earn up to $203K annually (Skillsoft 2024). AZ-400 validates expert-level skills in designing and implementing DevOps solutions using GitHub and Azure DevOps. WHAT YOU'LL MASTER: DevOps processes, traceability, and collaboration workflows Source control strategies with Git, branching, and pull requests Build and release pipelines with GitHub Actions and Azure Pipelines Security and compliance with GitHub Advanced Security and Defender Instrumentation with Azure Monitor and Application Insights STUDY ANYWHERE: Coffee breaks. Commutes. Lunch hours. Turn dead time into DevOps expertise. Download now. Pass your exam. Master DevOps engineering.
CertPrep
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Studying for your PMP, CISSP, AWS, or TOGAF certification? CertPrep turns your phone into the ultimate exam prep system. Master realistic practice questions, take full-length mock exams, and use domain-level tracking to know exactly when you are ready to pass. STOP GUESSING. START PASSING YOUR CERTIFICATION. SUPPORTED CERTIFICATIONS PMP®, PMI-ACP®, and PMI-PBA® (Project Management) CISSP® & CISM (Cybersecurity) AWS Certification & GCP (Google Cloud) TOGAF® Foundation & Practitioner CMSRN® (Nursing), CCNA, PRINCE2, CFE, and more. AI STUDY COACH & TEXT-TO-SPEECH Text-to-Speech (TTS) Study Mode: Listen to practice questions and plain-English explanations on the go. Study hands-free while commuting or exercising. AI-Powered Planner: A personalized plan built backwards from your exam date. Smart hints, AI Coach analysis per domain, and study reminders to keep your momentum high. PRACTICE QUESTIONS BY EXAM DOMAIN Focus Domain: Drill practice questions from specific official domains (e.g., Cloud, Security & Risk Management, People, Process). Stay on track: Fallback logic keeps you inside your chosen domain with no random drift. KNOW YOUR REAL ABILITY Current Ability Score: Get a live % score per domain based on your daily study sessions and mock exam answers. Today's Study Focus: Your Dashboard recommends exactly which domain to target today. Spot weak areas instantly and pass with confidence. REALISTIC MOCK EXAMS Thousands of exam-style practice questions, including multi-select. Full-length mock exams that simulate real testing conditions. Detailed explanations for every answer so you know the "why", not just the "what". COMPETE & BUILD HABITS Weekly Leaderboard: Rank against learners from the US, UK, and worldwide. Daily Flashcards: Swipe-to-learn concepts, exam traps, and quick quizzes. Home Screen Widget: Get a daily study question on your screen to build the habit effortlessly. Earn XP, maintain daily streaks, and unlock medals. ONE APP, MULTIPLE CERTIFICATIONS Prepare for AWS, CISSP, PMP, and more simultaneously with organized study paths. Seamlessly sync your progress across all your Apple devices. FREE TO START Download now to access free practice questions (with ads). Upgrade to Premium anytime for unlimited study access, full mock exams, and an ad-free experience. Your certification is closer than you think. Download CertPrep and take the fastest path to pass! Privacy Policy: https://certprep.tmtapps.com/landing/PrivacyPolicy_CertPrep_iOS.html Terms of Use (EULA): https://certprep.tmtapps.com/landing/terms_certprep_ios.html The Agreement is in addition to, and does not replace, the Apple Standard End User License Agreement.
Screenshots
Verdict
The clearest difference is price: CertPrep at Free against AZ's $12.99. CertPrep also leads on update cadence (weekly vs every 2 weeks). AZ's advantage is in-app purchases (none vs 25) and ads (none vs shown). On 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
CertPrep is free to download; AZ costs $12.99 up front. CertPrep sells 25 in-app purchases, starting at $3.99 per month. AZ asks for nothing beyond the download.
AZ ships an update every 2 weeks, CertPrep weekly. The most recent releases landed on September 12, 2026 and September 15, 2026 respectively.
| Parameter | AZ | CertPrep |
|---|---|---|
| Price | $12.99 | Free — better |
| Update frequency | Every 2 weeks | Weekly — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 26 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | Davy Raitt | Ta Tu |
In-app purchases
AZ
No in-app purchases
CertPrep
- CertPrep Premium Monthly$3.991 Month
- CertPrep TOGAF Monthly$5.991 Month
- CertPrep CISSP Monthly$5.991 Month
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- CertPrep PMI-ACP Monthly$5.991 Month
- CertPrep TOGAF Monthly$6.991 Month
- CertPrep CISSP Monthly$6.991 Month
- CertPrep PMI-ACP Monthly$6.991 Month
- CertPrep Premium Monthly$9.991 Month
- CertPrep Premium Quaterly$9.993 Months
- CertPrep TOGAF Quarterly$14.993 Months
- CertPrep CISSP Quarterly$14.993 Months
- CertPrep PMI-ACP Quarterly$14.993 Months
- CertPrep TOGAF Quarterly$17.993 Months
- CertPrep CISSP Quarterly$17.993 Months
- CertPrep PMI-ACP Quarterly$17.993 Months
- CertPrep Premium Quaterly$24.993 Months
- CertPrep TOGAF Yearly7 Days trial$29.991 Year
- CertPrep CISSP Yearly7 Days trial$29.991 Year
- CertPrep PMI-ACP Yearly7 Days trial$29.991 Year
- CertPrep Premium Yearly$29.991 Year
- CertPrep PMP Yearly$39.991 Year
- CertPrep TOGAF Yearly$39.991 Year
- CertPrep CISSP Yearly$39.991 Year
- CertPrep PMI-ACP Yearly$39.991 Year
- CertPrep Premium Yearly$59.991 Year









