Master the USMLE Step 1
Make your dreams of becoming a doctor one step closer.
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Your study partner as you prepare for the USMLE Step 1.
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Practice QuestionsBased on past exams; developed by experts
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MnemonicsThe most comprehensive list on the market
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TerminologyMaster the definitions of must-know medical terms
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QuizzesUnique questions across all categories
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My ProgressTrack your progress with detailed statistics
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Our PromisePass or get double your money back
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Prepare with hundreds of practice questions
Our 1,400+ practice questions are based on actual past exams and are available on your smartphone, tablet, or computer.
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Understand the correct and incorrect answers
Know why you got an answer wrong, thanks to detailed explanations with photos.
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Track your progress
Celebrate your strengths and focus on your weaknesses with our detailed statistics.
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What our USMLE Step 1 Mastery users are saying:
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M. Zeidan
“USMLE Step 1 Mastery is a great app! The questions are board level and very challenging. These questions definitely helped with recall to determine whether I knew the material.”
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J. Coffey
“I loved using USMLE Step 1 Mastery! Whenever I have 5 or 10 minutes of free time I bust this app out and answer some questions. Way better use of my time than other apps!”
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B. King
“Best USMLE app. I love the well written questions and detailed rationales. The app is easy to use and helped me on exam day.”
2 auto-renewing subscription options to help you pass your exam:
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Review USMLE Step 1 Mastery practice questions anywhere, anytime — no network connection required.