Each form contains 120 timed questions in randomized blocks, mirroring the real USMLE format. Plan for approximately 3–4 hours if completed in a single sitting. You can pause and resume at any time.

Two forms let you benchmark your progress. Take Form A early in your prep to identify gaps, then Form B closer to exam day to measure how much you've improved and confirm your readiness.

Our algorithm maps your performance to a predicted 3-digit USMLE score calibrated against thousands of real exam outcomes. Results typically fall within ±5 points of your actual exam score.

Stem decoding is our method of breaking down every clinical vignette to highlight the buzzwords, red herrings, and the single clue that points to the correct answer — teaching you to read questions like an examiner.

Yes. After completing the assessment you get a full review mode with detailed explanations and stem decoding for every question, so you can understand every correct and incorrect answer choice.