MedOS - Medical Exam Prep

Calm, notebook-style question bank for NCLEX, USMLE & medical sciences — topic-wise MCQs with explanations and progress stats.

MedOS turns Chrome into a calm, focused notebook for medical exam preparation. Pick your exam track, choose a subject, and practice topic-wise multiple-choice questions with instant feedback and clear explanations — while MedOS quietly tracks your accuracy, streaks and study time. EXAM TRACKS • NCLEX (nursing licensure) • USMLE Step 1 • CDA (Certified Dental Assistant) • Physiology, Pathology, Pharmacology, Histology, Microbiology FEATURES • Live question bank organized by subject → topic → questions • Tap-to-answer MCQs with instant grading and explanations • Keyboard shortcuts: 1–8 to answer, Enter to advance • Session summaries with your score for every topic • Personal stats: accuracy, streaks, study time, strong & weak subjects • A short onboarding tailors the notebook to your exam, level and daily goal • Clean, distraction-free "medical notebook" design Your progress is stored locally in your browser. No account or sign-up required.