USMLE Step 2 CK

Think like a clinician.

Pass Step 2.

Think like a clinician.

Pass Step 2.

Clinical vignettes, diagnostic reasoning, next-step thinking. Tools built for clerkship and beyond.

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Step 2 isn't about memorizing, it's about clinical decision-making.
"What's the most likely diagnosis?" "What's the next best step?"

We train you to think through cases, not just recall facts.

Step 2 isn't about memorizing, it's about clinical decision-making. "What's the most likely diagnosis?" "What's the next best step?"

We train you to think through cases, not just recall facts.

Study Resources

Clinical knowledge, organized for action

Three core resources, each built for the clinical decision-making demands of Step 2 CK.

Questions

Flashcards

Lessons

5,000+ clinical vignette questions

Practice the exact format you'll see on exam day. Long clinical vignettes, next best step questions, and management decisions—all with detailed explanations that teach clinical reasoning.

Clerkship-organized: filter by rotation subject
Explanations walk through differential diagnosis
Teaches "next best step" decision logic
Tracks performance by presenting complaint

AI-Powered

AI that thinks like a clinician

Rezzy

Smart Notes

Smart Videos

Your always-on clinical tutor

"Why MRI over CT here?" "When do you anticoagulate?" Ask Rezzy anything—by text or voice—and get clinical reasoning explanations, management comparisons, and decision algorithms.

Explains clinical decision-making logic
Compares treatment options with rationale
Generates workup algorithms on demand
Voice mode for hands-free ward studying

Rezzy

Smart Notes

Smart Videos

Your always-on clinical tutor

"Why MRI over CT here?" "When do you anticoagulate?" Ask Rezzy anything—by text or voice—and get clinical reasoning explanations, management comparisons, and decision algorithms.

Explains clinical decision-making logic
Compares treatment options with rationale
Generates workup algorithms on demand
Voice mode for hands-free ward studying

Sharpen Your Differential

Solve Medical Mysteries

The diagnostic reasoning game. Get clues, narrow down, make your diagnosis. Outthink the AI.

Play Probe

Step 2 gives you a vignette and asks: "What is it?" Probe trains that exact skill. You get clues one at a time—make your diagnosis before you run out.

🎯 Get 5 clues to guess the diagnosis
🧠 Train pattern recognition under pressure
🤖 Compete against AI—see if you can beat it

Plus

Track your progress, stay current, connect with peers

Plus

Track your progress, stay current, connect with peers

📊

Analytics

Know your clinical strengths and gaps. Track performance by clerkship, presenting complaint, and question type. Your Q-Bank and flashcards adapt to prioritize what you need—rotation by rotation.

Clerkship-by-clerkship breakdown
Track diagnostic accuracy trends
Rotation-synced recommendations

🔬

Research

Clinical guidelines change fast. We push the latest treatment protocols, updated algorithms, and new recommendations straight to you. Stay current without hunting through UpToDate.

Updated management guidelines
New drug approvals relevant to Step 2
Clerkship-relevant literature highlights

👥

Community

Clerkships are better with peers. Discuss tricky clinical scenarios, share rotation tips, and learn from students who've matched. Real advice from real people.

Clerkship-specific discussion boards
Step 2 strategy from high scorers
Case discussions and clinical pearls

Plus

Track your progress, stay current, connect with peers

Covers all Step 2 CK clerkship subjects

Internal Medicine

Surgery

Pediatrics

OB/GYN

Psychiatry

Microbiology

Immunology

Anatomy

Preventive Medicine

Thousands of med students
really ❤️ Oncourse

Dr. Tawfiq
Resident
Genuinely impressive platform for med students, there’s no app like it right now! Especially the games like Image Rush & Clinical Rounds!
Dr. Mahek
USMLE 99%'ile
Oncourse let me do as many questions as I want & that too in an interactive way! There are only a handful of questions available on other apps for Step 2ck.
Dr. Amanda
USMLE
99%'ile
“Oncourse keeps me motivated to learn everyday... I ♥️ the high yielding flashcards and maintaining the daily streak..
Becca
MS1
As a US MD student Oncourse has combined all of the resources into one amazing efficient resource. Rezzy helps me break down the hardest concepts and has made my studying 10x better. It’s a life saver.