An Android exam-prep app built for the RBT Test Content Outline, 3rd edition. It includes 1,500 original questions, option-by-option rationales, 12 repeatable 85-question mocks, 58 lessons, 600 flashcards, mistake review, and offline progress. It avoids recalled or leaked exam items and explains why distractors fail. Independent from and not endorsed by the BACB; no pass guarantee.