SAT Exam Prep and Practice is an iPhone app developed by MastrAPI Ltd. It is a comprehensive tool designed to help students prepare for the SAT, a standardized test for college admissions in the United States. With this app, users can access a wide range of training questions to improve their scores on SAT exams.

The app offers four categories to choose from, including Reading Comprehension, Math Problem Solving, Identifying Sentence Errors, and Sentence Correction. Each category contains a variety of exams with over 600 expertly written questions. Users can track their strengths and weaknesses within the Stats section of the app and study detailed statistics of every test they take.

One of the key features of SAT Exam Prep and Practice is the ability to compare your score to the community average for almost any type of exam. This allows users to gauge their performance and see how they stack up against others.

Please note that to access all features, courses, and questions, users will need to purchase a lifetime access or subscribe. The cost of the purchase is charged to your iTunes account, and subscriptions are auto-renewable. Users can manage their subscriptions and turn off auto-renewal in the Account Settings in iTunes.

Overall, SAT Exam Prep and Practice is a valuable resource for students looking to excel on their SAT exams. It offers a wide range of practice questions, detailed statistics, and the ability to compare scores with others, making it a comprehensive tool for SAT preparation.