Dolphin vs SAT Math Prep

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.

Master the Digital SAT® and PSAT® Math sections with the MentaFlex adaptive learning system. Designed for accuracy, speed, and real results, our smart algorithm keeps you in the optimal learning zone to help you build skills up to a 750+ mastery level in your digital SAT math preparation. Whether you have 15 minutes a day for a quick "Daily 5" error review or are doing a deep-dive weekend session, MentaFlex offers a completely offline, mobile-optimized experience so you can study anywhere, anytime. ■ SMART ADAPTIVE PRACTICE • Dynamic Difficulty: The algorithm automatically adjusts question difficulty across 5 levels based on your real-time performance. • Adaptive Scaffolding: If you miss a tough concept, the system serves an easier "bridge" question to help you rebuild your foundation before moving back to higher difficulties. • Circular Concept Rotation: No math skill is left behind. The app systematically rotates through all Algebra, Advanced Math, Problem Solving, and Geometry sub-skills. ■ SPEED BLITZ PRACTICE • 10 Questions in 10 Minutes: Test your pacing and decision-making under realistic test pressure with rapid-fire 10-question quizzes. • 6 Difficulty Tiers: Tailor your Blitz from Level 200 (Foundational Math) up to Level 700 (Elite 700+ Score Target). • 100% Skill Diversity: Every Blitz guarantees 10 distinct math skills across questions to test your complete range. • Level Performance Dashboard: Track your question volume and accuracy percentage across every difficulty tier, backed by real-time MentaFlex Coach advice. ■ MOBILE-FIRST LEARNING TOOLS • Distraction-Free Format: All questions are formatted as 4-option multiple choice to eliminate typing errors and provide a seamless mobile experience. • Built-In Desmos: Access the official Digital SAT Desmos graphing calculator directly on-screen (requires internet). • Scratchpad & Formulas: Draw directly on the screen with your finger or stylus, and easily access the official math formula sheet. • Tactical Timers: Practice with standard 60-second intervals to mimic the real test, or use 15s/30s lightning drills to build mental reflexes. ■ LEARN WITHOUT PENALTY • Two Attempts: You get two tries per question with no point penalties for mistakes. • Pedagogical Hints: Get a logic guide after your first wrong answer to help you find the solution without giving it away. • Error Analysis: Targeted repetition of your weakest areas produces the largest score improvements. ■ TRANSPARENT PRICING Start for free with an initial pool of questions to build your fundamental skills, followed by a free daily question allowance to keep your practice consistent. When you are ready for unlimited practice, upgrade to Premium for full access to the adaptive 750+ curriculum. Premium is a single, one-time purchase—no recurring subscription fees! Disclaimer: SAT® is a registered trademark of the College Board, which was not involved in the production of, and does not endorse this product. Scores shown in the app reflect progress within the practice system and are provided for learning purposes only.