Linux Quiz vs CyRep

■ Learn Linux in just 5 minutes a day - like playing a game! ■ AI suggests optimal questions based on your learning progress! ■ Ask the AI Teacher when you don't understand something! Linux Quiz is an app that lets you learn Linux quickly on your smartphone. Even during short breaks or commuting, you can solve a few questions in just 5 minutes and gain programming knowledge. The AI suggests questions for you, so you can start learning immediately when you open the app. We offer questions for all levels, from beginners to advanced users. From basic knowledge questions to tricky ones that will make you think - challenge yourself with various questions! If there's something you don't understand, ask the AI Teacher! With Linux Quiz, you can chat with the AI Teacher completely free. By asking questions, you'll deepen your learning and master Linux. Start with just 5 minutes a day and gradually build your programming skills! You'll definitely discover knowledge you never knew before!

CyRep is a daily cybersecurity training app for analysts, auditors, GRC professionals, SOC engineers, DPOs, and students prepping for CISSP, CEH, or ISO 27001. Sharpen your instincts with a 5-question challenge every day, climb 5 ranks from Cadet to Cyber Shield, and earn CyberCoins as you go. 7 days of Pro free on signup — no payment method needed. WHAT YOU GET • Daily challenge — 5 questions, accuracy-graded, building toward a higher rank. • 1,364 active questions across phishing, social engineering, cloud security, ransomware, secure coding, network defense, GRC, AI governance, and more. Updated weekly. • 21 languages, 9 fully featured (English, German, French, Spanish, Italian, Portuguese, Polish, Dutch, Romanian) — practice in your native language. • 5 ranks (Cadet, Defender, Guardian, Sentinel, Cyber Shield) earned through accuracy, not grinding. • 50 levels of XP progress that never reset. • 102 badges to chase. • 15 role-based learning paths × 65 modules — from junior analyst to CISO. • AI Coach (Plus and Pro tiers) — ask follow-up questions, get explanations grounded in CyRep's own content, with verification links to NVD and NIST when CVEs or controls are mentioned. PRIVACY AND COMPLIANCE CyRep is built EU-first by a CISSP-certified Swiss founder. We host data in Frankfurt (Supabase EU), do not sell your data, do not train AI on your questions, and offer one-tap GDPR data export and account deletion. Compliance: GDPR (EU), nFADP (Switzerland), EU AI Act Art. 50 transparency, ISO 27001-aligned controls, SOC 2 Type 2 controls in flight. PRICING • Free — 3 daily questions, 3 AI Coach messages/day, public leaderboard. • Plus — $4.99/month — unlimited daily challenges, 15 AI Coach messages/day, full path access. • Pro — $9.99/month — unlimited everything, no daily caps, priority support. • Founding Member — $249 one-time — lifetime Pro at the locked launch rate. No subscription, no renewals, ever. Limited to the first 200 members. 7 days of Pro free on signup gives you the full experience. No payment method needed to try. Cancel anytime in iOS Settings. WHAT MAKES IT DIFFERENT CyRep is built by a working cybersecurity practitioner, not a generic flashcard vendor. Every question is grounded in production threat scenarios, every explanation is verifiable. The rank ladder is accuracy-based, so a 70%-accurate Cadet beats a grind-heavy Defender. AI Coach answers from CyRep's own content (RAG-grounded), not generic LLM training data — so you get explanations consistent with the questions you're studying. The app is 100% native iOS, runs offline for the daily challenge, and is built for working professionals who get 5-15 minutes of focused practice per day. Questions, feedback, security issues? founder@cisoaia.com CISOAIA, Switzerland. Terms of Use (EULA): https://cyrep.cisoaia.com/terms Privacy Policy: https://cyrep.cisoaia.com/privacy