Plabable: 7,000+ users, mobile-first, WhatsApp community, PA-written questions, Gems/Decking features. The market leader by adoption.
RCP Revise: produced by the Royal College of Physicians (the PANE exam body), correct exam format, institutional credibility. The closest thing to "official" practice.
They serve different purposes. RCP Revise for calibration mocks — questions from the exam body itself provide the most accurate readiness signal. Plabable for daily volume practice — mobile-first design and larger question pool support consistent daily revision.
Where iatroX Fits
Both are PA-specific Q-banks. iatroX adds adaptive clinical knowledge drilling — free, with NICE/CKS-grounded explanations and spaced repetition that neither PA tool offers.