CISSP Vault

CISSP Vault is the most complete CISSP exam-prep app on the App Store: the largest question bank, structured AI analysis on every question, and the only true adaptive (CAT-style) exam simulator. THE LARGEST QUESTION BANK • 4,063 exam-grade questions across all 8 domains of the current exam outline • Full-length mock papers, chapter drills and deep study banks • Continuously updated — lifetime buyers get every future question free AI ANALYSIS ON EVERY QUESTION • Why the right answer is right — and why each wrong option is tempting • Key Takeaways: the concepts this question actually tests • Exam Technique: how to spot the intended answer under pressure • CISSP Mindset Traps: the "think like a manager" pitfalls that fail candidates TRUE ADAPTIVE EXAM (CAT) • Mirrors the real exam experience: 100–150 questions, 3-hour limit, forward-only answering, blueprint-weighted domains • Difficulty adapts after every answer; scoring uses a 95%-confidence verdict • Ability trajectory chart and per-domain proficiency report after every run • Question difficulty calibrated from real answer statistics (about 1,900 real test-taker answers per question) STUDY SMART • Readiness score estimates when you're statistically in pass territory • Question of the Day, streaks, daily reminders • Weak-area drills, mistake review, bookmarks • Rich progress insights: accuracy trends, domain mastery, exam history • Works 100% offline — study anywhere, no account required ONE PRICE, YOURS FOREVER Try it free, then unlock everything with a single lifetime purchase. No subscription. No renewals. No paywalled explanations. CISSP® is a registered trademark of ISC2, Inc. This app is an independent study aid and is not affiliated with, endorsed by, or sponsored by ISC2.