Dolphin vs AP® Core

Build a steady SAT and ACT study habit with Dolphin. Practice in a swipeable feed, work through explanations, and return to the questions and skills that need more attention. PRACTICE A LITTLE EVERY DAY Answer Math, Reading, English, and Science questions, review vocabulary, and set a daily learning goal. UNDERSTAND YOUR ANSWERS Use worked explanations, video solutions where available, and Pip the Tutor to explore a problem. Save questions and revisit mistakes as you study. MAKE ROOM TO FOCUS With your permission, Focus Mode uses Apple's Screen Time controls to block apps you choose on your selected schedule. Complete your lesson goal to unlock them, or take a break when you need one. KEEP YOUR MOMENTUM Track your streak and progress, and add Dolphin widgets to keep your learning goal close by. Dolphin offers optional in-app subscriptions. Features and content availability may vary. SAT is a trademark of the College Board, and ACT is a trademark of ACT, Inc. Dolphin is not affiliated with or endorsed by either organization.

Understand the topic. Practice the skill. Feel more prepared for your AP exams. AP Core brings your AP courses together with interactive unit walkthroughs, guided lessons, visual explanations, and practice questions. Whether you're reviewing for a test or trying to understand something that didn't click in class, find a clear place to start. LEARN ONE STEP AT A TIME Explore units through named subsections and short, focused lessons. Read an explanation, try a related question, and understand the answer before moving on. Open the unit notes whenever you want a broader review. GET HELP WITH WHAT'S TRICKY Tell AP Core what you're struggling with. AI-powered guided lessons break the topic into manageable parts, with examples, interactive checks, hints, and explanations. SEE WHAT YOU'RE LEARNING Supported lessons include graphs and charts to make abstract ideas easier to follow—from distributions in Statistics to functions in Calculus. PRACTICE WITH PURPOSE Work through multiple-choice and free-response questions, read answer explanations, and create practice sets around the topics you want to review. Keep your own notes alongside a practice set. LEARN FROM YOUR MISTAKES Revisit missed questions in your mistake log. Review key terms with flashcards and return to concepts that need another look. MAKE A LITTLE TIME EACH DAY Take the three-question Daily Challenge, review your answers, and keep your study streak going. Use the planner to organize study sessions, deadlines, and upcoming exam dates. KEEP YOUR COURSES TOGETHER Study across 23 AP courses, including: • Calculus AB and BC • Statistics • Biology and Chemistry • Physics 1, Physics 2, and Physics C • U.S., World, and European History • Psychology and Human Geography • U.S. Government • English Language and Literature • Computer Science A and Principles • Environmental Science • Macroeconomics and Microeconomics • Spanish Language FREE TO START, WITH EVERY UNIT OPEN Access every course's units, notes, and standard practice sets without a subscription. AP Core includes ads. Personalized AI features have usage limits, with optional rewarded ads for additional uses where available. Spend less time deciding how to study and more time understanding what you're learning. AI-generated content may contain errors. AP Core is an independent study tool and is not affiliated with or endorsed by College Board. AP and Advanced Placement are registered trademarks of College Board.