The 理学療法士のたまご過去問 app on iPhone runs smoothly, offering a review function for efficient studying. Users can solve numerous problems, with incorrect answers being recorded and displayed above the question for easy reference. Additionally, a feature allows users to focus on revising only the questions they answered incorrectly, even in random order. Progress is saved, allowing users to continue from where they left off. After solving a question, a clear indication of topics needing review is shown at the bottom, which users can manually adjust. This app provides the convenience of zooming in on diagrams, enables users to swiftly progress to the next question without the need to backtrack, and offers a range of useful features for effective studying.