Comparison

CISSP Exam Certification Prep vs Locked In

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

Head to head
About

CISSP Exam Certification Prep

Prepare for your CISSP certification exam with a personalized study plan and over 700 practice questions. Track your progress, identify strengths and weaknesses, and compare your scores to the community average to boost your confidence and pass the exam.

Highlights
  • Personalized study plan
  • 700+ practice questions
  • Topic-based learning
  • Strength and weakness tracking
  • Detailed test statistics
  • Community score comparison
Features
Read full description

Pass your CISSP exam 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. Earning the CISSP proves you have what it takes to effectively design, implement and manage a best-in-class cybersecurity program. With a CISSP, you validate your expertise and become an (ISC)² member, unlocking a broad array of exclusive resources, educational tools, and peer-to-peer networking opportunities. Key features: - Choose from different topics required to receive a certification - Practice with 700+ 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 Privacy policy: https://mastrapi.com/policy

About

Locked In

Features
Read full description

Locked In! SecurityX is an independent study companion for CompTIA SecurityX (CAS-005), the certification formerly known as CASP+. It is built for experienced security practitioners who want concise lessons, original practice, and on-device review tools. WHAT'S INCLUDED • 105 lessons with one topic for each of the 23 numbered CAS-005 objectives, from 1.1 governance components to 4.4 incident response analysis • Domain weights as published by CompTIA: 20% Governance, Risk, and Compliance; 27% Security Architecture; 31% Security Engineering; 22% Security Operations • 150 original multiple-choice practice questions with explanations • A 90-question, 165-minute timed multiple-choice practice set weighted by domain, with auto-save, flagging, navigation, and final review • 21 separate PBQ-style categorization, ordering, and matching activities • 164 flashcards with spaced repetition • A searchable 114-term glossary • Inline quick checks, visual explanations, bookmarks, notes, streaks, progress tracking, weak-topic review, and an optional study plan FREE PREVIEW AND FULL UNLOCK Free: • 11 lessons • A fixed 10-question sampler • 20 flashcards • 2 PBQ-style activities • All 114 glossary terms, with 33 glossary definitions open (the other definitions restate paid flashcards) • Progress tracking, bookmarks, notes, and the study plan One non-consumable purchase unlocks the remaining lessons, questions, flashcards, PBQ-style activities, glossary definitions, and timed practice. There is no subscription. CURRENT EXAM CONTEXT CompTIA's published CAS-005 objectives describe a maximum of 90 questions, 165 minutes, multiple-choice and performance-based questions, and pass/fail score reporting. CompTIA does not publish a scaled passing score. CAS-005 launched on 17 December 2024, and as of October 2026 CompTIA has announced no retirement date or successor exam. Always check current objectives and policies with CompTIA. IMPORTANT SCOPE NOTE Every practice question and PBQ-style activity in this app is original study material. The timed set contains multiple-choice questions only; PBQ-style practice is separate. The app does not reproduce, represent, or guarantee the live exam and does not guarantee a passing result. PRIVACY Study progress is stored on your device. The app requires no account, contains no advertising or third-party analytics, and does not sell or share personal data. Loading, purchasing, and restoring the App Store product require a network connection. Locked In is not affiliated with, endorsed by, or sponsored by CompTIA, Inc. CompTIA and SecurityX are trademarks of CompTIA, Inc.

Screenshots

CISSP Exam Certification Prep4 screens
Locked In4 screens

Verdict

The call

The clearest difference is update cadence: Locked In at every 2 weeks against CISSP Exam Certification Prep's every 4 months. CISSP Exam Certification Prep's advantage is iOS requirement (13.0 vs 17.0). On price, ads, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. CISSP Exam Certification Prep sells 2 in-app purchases, starting at $24.99 per month and Locked In sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

CISSP Exam Certification Prep ships an update every 4 months, Locked In every 2 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 8 level
CISSP Exam Certification Prep versus Locked In: the parameters behind the verdict, then further details
ParameterCISSP Exam Certification PrepLocked In
PriceFreeFree
Rating4.7 (177 ratings) — better—
Positive reviews20.0% of reviews—
Number of ratings177 — better—
Update frequencyEvery 4 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPodiPhone, iPad
Requires iOS13.0 — better17.0
Further details — not scored
Size36 MB5 MB
Age rating4+17+
DeveloperMastrAPIOMAR DANIEL GRAZIANO

In-app purchases

2 purchases

CISSP Exam Certification Prep

Subscriptions1
  • Monthly with Trial7 Days trial$24.991 Month
One-time1
  • Lifetime$99.99
1 purchases

Locked In

One-time1
  • Locked In! SecurityX Unlock$14.99

Questions

Is CISSP Exam Certification Prep free?
CISSP Exam Certification Prep is free to download, with in-app purchases available.
Is Locked In free?
Locked In is free to download, with in-app purchases available.
Do CISSP Exam Certification Prep or Locked In have ads?
Neither CISSP Exam Certification Prep nor Locked In shows ads.
Which is updated more often, CISSP Exam Certification Prep or Locked In?
CISSP Exam Certification Prep ships an update every 4 months, and Locked In every 2 weeks. Most recently, CISSP Exam Certification Prep was updated on November 3, 2026 and Locked In on October 31, 2026.

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