CompTIA A+ & Security + Prep vs AWS Machine Learning Prep PRO
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CompTIA A+ & Security + Prep
Prepare for CompTIA certification exams with a personalized study plan. Practice with thousands of questions, track your progress, and compare your scores to the community average to boost your confidence and pass on your first attempt.
- Personalized study plan
- 5000+ practice questions
- Track strengths and weaknesses
- Detailed test statistics
- Compare scores to community average
- Choose exam topics
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Pass your CompTIA exams with flying colors! Boost your confidence in passing the first time with our mobile app and a personal study plan based on your current skill and requirements. Based in Downers Grove, Illinois, CompTIA issues vendor-neutral professional certifications in over 120 countries. The organization releases over 50 industry studies annually to track industry trends and changes. Over 2.2 million people have earned CompTIA certifications since the association was established. Key features: - Choose from different topics required to receive a certification - Practice with 5000+ questions - Track your strengths and weaknesses within Stats section of the app - Study detailed statistics of every test you take - Compare your score to the community average for almost any type of exam - - - - Purchases, subscriptions and terms You need to buy a lifetime access or subscribe to get access to all features, courses and questions. The cost of the purchase is charged to your iTunes account. Subscriptions are auto-renewable and are billed at the rate and period selected depending on the subscription plan. Users’ accounts are charged for auto-renewal within 24 hours prior to the end of the current period. Subscriptions can be managed and auto-renewal can be turned off in Account Settings in iTunes after the purchase. Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. Terms of use: https://mastrapi.com/terms.html Privacy policy: https://mastrapi.com/policy.html
AWS Machine Learning Prep PRO
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Prepare for the AWS Certified Machine Learning Engineer – Associate (MLA-C02) exam with a fully native, fully offline practice app; no internet connection required, no account, no sign-up, and no ads. WHAT'S INSIDE The complete 160-question bank covering all four official MLA-C02 exam domains: Data Preparation, ML Model Development, Deployment & Orchestration, and ML Solution Monitoring, Maintenance & Security weighted to match the real exam's domain percentages. A plain-English explanation for every answer option, so you learn the "why," not just the right answer Choose 5, 10, or 15 questions per session to fit study time around your day Missed questions are tracked so you can review what you got wrong TRACK YOUR PROGRESS See your study streak, total questions answered, and best score right on your device — nothing is sent anywhere. STAY CURRENT A daily AI industry news brief is built right in, so you can keep an eye on what's happening in cloud and AI while you study. WORKS OFFLINE, EVERYWHERE Every question, explanation, and your entire study history live on your device. Study on a plane, on the subway, or anywhere without signal on iPhone, iPad, and Mac. STUDYING FOR MORE THAN AWS? If you're working toward multiple certifications, check out Djamgatech PRO; 53 certifications in one app, fully offline, with no ads. No ads, no account, no subscription tricks — just a complete, focused study tool.
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Verdict
The clearest difference is price: CompTIA A+ & Security + Prep at Free against AWS Machine Learning Prep PRO's $2.99. CompTIA A+ & Security + Prep also leads on update cadence (every 5 weeks vs every 55 months) and iOS requirement (13.0 vs 16.0). AWS Machine Learning Prep PRO's advantage is in-app purchases (none vs 2). On ads and device support 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
CompTIA A+ & Security + Prep is free to download; AWS Machine Learning Prep PRO costs $2.99 up front. CompTIA A+ & Security + Prep sells 2 in-app purchases, starting at $24.99 per month. AWS Machine Learning Prep PRO asks for nothing beyond the download.
CompTIA A+ & Security + Prep ships an update every 5 weeks, AWS Machine Learning Prep PRO every 55 months. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.
| Parameter | CompTIA A+ & Security + Prep | AWS Machine Learning Prep PRO |
|---|---|---|
| Price | Free — better | $2.99 |
| Rating | 4.7 (2.2K ratings) — better | — |
| Positive reviews | 31.0% of reviews | — |
| Number of ratings | 2.2K — better | — |
| Update frequency | Every 5 weeks — better | Every 55 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod | iPhone, iPad, Mac — better |
| Requires iOS | 13.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 36 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | MastrAPI | DjamgaTech Corp |
Bugs and requests
CompTIA A+ & Security + Prep
Reported bugs
4 issues- Questions referencing missing pictures
- Incorrect answers and explanations
- Subscription issues across devices
- Reporting feature not functioning
Requested features
4 requests- Ability to target specific exam objectives
- Dark mode option
- More zoom options
- Improved exam version tracking
AWS Machine Learning Prep PRO
Not enough reviews yet to summarise bugs or requests.
In-app purchases
CompTIA A+ & Security + Prep
- Monthly with Trial7 Days trial$24.991 Month
- Lifetime$99.99
AWS Machine Learning Prep PRO
No in-app purchases
Questions
Is CompTIA A+ & Security + Prep free?
Is AWS Machine Learning Prep PRO free?
Do CompTIA A+ & Security + Prep or AWS Machine Learning Prep PRO have ads?
Which is updated more often, CompTIA A+ & Security + Prep or AWS Machine Learning Prep PRO?
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