
Play
A case a day, and a library behind it
Clues unlock one at a time, the way a real workup does. Fewer hints, more points. Then browse by specialty or try Case Connections and Differential Challenge.
500+ First Aid–aligned cases turn Step 1 prep into a game you want to open. The Practice tools then teach the differentials and scores you'll need in week one of clerkships.

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Anki drills the minutiae. UWorld and AMBOSS test everything at once. Rounds sits in the gap: pattern recognition for exam day, and the instinct you need when a preceptor asks, “What's your differential?”
Flashcard drilling
Clinical reasoning
Full-length questions

Play
Clues unlock one at a time, the way a real workup does. Fewer hints, more points. Then browse by specialty or try Case Connections and Differential Challenge.
Practice
Clinical calculators, a differential builder that ranks diagnoses with red flags and next steps, and illness scripts for every condition you miss.
Browse illness scripts
Progress
Streaks get you to open it on a bad week. Every miss lands in Weak Spots, filed under the presentation, and turns into a study plan.
UWorld and AMBOSS test complete vignettes with second-order questions. Rounds trains the step before that: making the diagnosis. The Practice tools then carry that skill onto clerkships, so you have an answer when a preceptor asks for your assessment.
Search “Rounds Step 1” on the App Store or tap here to open directly.