Comparison

CAS 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

CAS

Features
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PASS YOUR COMPTIA SECURITYX (CAS-005) EXAM Master advanced security architecture and engineering with 500+ expert-level practice questions designed for CompTIA's highest cybersecurity certification. 500+ practice questions 5-minute study sessions Track your progress Remove mastered questions Text-to-speech support Dark mode available WHY GET CERTIFIED? SecurityX-certified professionals earn up to $203K annually (Skillsoft 2024). As CompTIA's most advanced security certification, SecurityX validates you as an elite practitioner capable of architecting, engineering, and operating enterprise security programs. WHAT YOU'LL MASTER: • Zero Trust Architecture with continuous verification, microsegmentation, and least-privilege enforcement • NIST CSF 2.0 with all six core functions including the new GOVERN function • NIST SP 800-53 Rev 5 control families, baselines, and tailoring for federal and enterprise environments • Risk Management Framework (RMF) with six-step authorization lifecycle and continuous monitoring • ISO 27001:2022 ISMS requirements, Annex A controls, and certification audit processes • AI/ML security including adversarial attacks, model poisoning, data integrity, and prompt injection • Post-quantum cryptography with lattice-based, hash-based, and NIST PQC standardization candidates • Cloud-native security using CNAPP, CSPM, and CWPP for multi-cloud protection strategies • SASE, SSE, and ZTNA architectures for securing distributed and hybrid workforces • Supply chain security with SBOMs, third-party risk assessment, and software provenance validation • DevSecOps pipeline security including SAST, DAST, SCA, container scanning, and IaC hardening • Governance, risk, and compliance frameworks with regulatory mapping and control alignment • Security architecture design patterns for resilient, fault-tolerant enterprise environments • Security engineering with cryptographic implementations, PKI, HSMs, and key management lifecycles • Security operations including threat hunting, SOAR automation, digital forensics, and incident response STUDY ANYWHERE: Coffee breaks. Commutes. Lunch hours. Turn dead time into advanced security expertise. Download now. Pass your exam. Master enterprise security.

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

CAS3 screens
Locked In4 screens

Verdict

The call

The clearest difference is in-app purchases: CAS at none against Locked In's 1. CAS also leads on iOS requirement (15.0 vs 17.0). Locked In's advantage is update cadence (every 2 weeks vs every 2 months). On price, ads and device support there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Locked In sells 1 one-off in-app purchase. CAS asks for nothing beyond the download.

UpkeepUpdate frequency

CAS ships an update every 2 months, Locked In every 2 weeks. The most recent releases landed on October 21, 2026 and October 25, 2026 respectively.

Scorecard3 real differences Ā· 3 level
CAS versus Locked In: the parameters behind the verdict, then further details
ParameterCASLocked In
PriceFreeFree
Update frequencyEvery 2 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better17.0
Further details — not scored
Size27 MB5 MB
Age rating4+17+
DeveloperDavy RaittOMAR DANIEL GRAZIANO

In-app purchases

None

CAS

No in-app purchases

1 purchases

Locked In

One-time1
  • Locked In! SecurityX Unlock$14.99

Questions

Is CAS free?
CAS is free to download, with no in-app purchases.
Is Locked In free?
Locked In is free to download, with in-app purchases available.
Do CAS or Locked In have ads?
Neither CAS nor Locked In shows ads.
Which is updated more often, CAS or Locked In?
CAS ships an update every 2 months, and Locked In every 2 weeks. Most recently, CAS was updated on October 21, 2026 and Locked In on October 25, 2026.

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