Best Platforms for SAT and ACT Prep

Preparing for standardized tests like the SAT and ACT can feel overwhelming, but the right online tools can make the process more efficient, structured, and even enjoyable. In 2025, several platforms stand out for offering high-quality test prep materials, practice questions, full-length exams, and personalized study plans—many of them free or low-cost. Whether you’re aiming for a top score or just looking to boost your confidence, these prep resources are trusted by students and educators alike.

1. Khan Academy – Officially partnered with the College Board, Khan Academy offers personalized SAT prep, complete with diagnostic quizzes, video explanations, and practice questions. Students can track progress, set goals, and build test-taking skills at their own pace—all for free. Their learning dashboard breaks down performance by topic and helps target weak areas.
2. ACT.org (ACT Test Prep) – The official site for the ACT provides free and paid prep materials, including full-length practice tests, question-of-the-day features, and a digital learning academy. Students can simulate test-day conditions and access tutorials designed by ACT experts. The ACT Test Prep platform also integrates college planning resources.
3. College Board SAT Practice – In addition to its collaboration with Khan Academy, the College Board website offers downloadable SAT practice tests, scoring guides, sample essays, and study tips. Their Question Bank allows students to explore specific question types and review scoring rubrics used in the SAT Essay.
4. Magoosh – Offers affordable SAT and ACT prep plans with access to video lessons, flashcards, and over 1,500 practice questions. Magoosh emphasizes test strategies, pacing, and explanation of concepts. Their progress tracking and study schedules are especially helpful for students managing prep during busy semesters.
5. Princeton Review – Known for its detailed test prep programs, Princeton Review provides both free resources and paid courses. Students can take diagnostic tests, attend live classes, and receive score improvement guarantees. The platform also offers self-paced courses and one-on-one tutoring.
6. Kaplan – A long-established name in test preparation, Kaplan offers free practice tests, sample questions, and interactive lessons. Students can also take advantage of live online bootcamps and adaptive Qbanks. Their comprehensive courses focus on real test strategies, including time management and section-specific tactics.
7. PrepScholar – Provides structured, data-driven prep programs for both SAT and ACT. Students take a diagnostic test and receive a custom study plan. PrepScholar’s curriculum includes hundreds of practice questions, quizzes, and detailed performance analytics. It’s well-suited for students who want structured study timelines.
8. Testive – Combines personalized coaching with interactive online lessons. While it offers paid services, Testive also features free practice questions and essay scoring for students who want targeted feedback. Coaches provide weekly check-ins to keep students accountable and focused on goals.
9. Varsity Tutors – Offers a wide range of free SAT and ACT practice tests, live online classes, and flashcards. Its Learning Lab includes diagnostic tools, skill-building quizzes, and recorded lessons. Varsity Tutors also has mobile apps and 1:1 tutoring for additional support.
10. UWorld – Known for its realistic practice questions and detailed answer explanations, UWorld is a favorite among high-achieving students. The platform mimics real test conditions with timer settings and test modes. Analytics show question difficulty and time spent per item, helping refine strategies.
11. PowerScore – Provides test prep books, free webinars, and sample questions, especially for the SAT reading and writing sections. Its focused approach is useful for students looking to strengthen specific areas. PowerScore also offers strategy guides and practice drills.
12. Albert.io – Offers practice questions with step-by-step explanations for all SAT and ACT sections. It’s especially helpful for AP students who want to reinforce their test-taking strategies with aligned content. Albert’s interface allows filtering by difficulty, topic, and standard.
13. Number2.com – A fully free, no-registration-needed SAT and ACT prep site with practice exams, vocabulary drills, and progress tracking. It’s simple and accessible for students at any stage of their prep. Their vocabulary builder and question bank are useful tools for daily review.
14. Shmoop – Offers a humorous, student-friendly approach to SAT and ACT prep. With animated videos, practice tests, and study guides, Shmoop keeps prep engaging and informative. Some resources are free, while full access requires a subscription.
15. EdReady – A math-focused prep platform that adapts to student skill levels. While not exclusively for SAT or ACT, EdReady helps students build the foundational skills needed to perform well on test math sections. It’s particularly helpful for those who need review before moving into full test prep.
16. Ready4 SAT/ACT – A mobile-first app that delivers practice questions, flashcards, and performance feedback. Its AI-driven features offer personalized tips and benchmarks. This tool is ideal for students looking to prep during commutes or in short study bursts.

In summary, the best platforms for SAT and ACT prep in 2025 provide flexible, high-quality tools to help students reach their testing goals. Whether you prefer structured video lessons, full-length simulations, or personalized feedback, there’s a prep platform tailored to your learning style and schedule. With consistent practice, goal setting, and access to expert content, students can reduce test anxiety and walk into test day with greater confidence and preparedness.