StudyCast is a free education and reference app developed by Benesse Corporation for iPhone users. It is designed to help students stay focused and motivated while studying. The app provides a self-study space where students can study with peers from all over the country. StudyCast has won the 2022 Good Design Award.

One of the main features of StudyCast is the "Study Timer" that records the time spent studying by subject and reference book. This feature helps students to balance their study time and keep track of their progress. The app also offers the "Everyone's Study Room" feature, where students can choose a study room with the same purpose and study together with anonymous users. Moreover, StudyCast offers a feature called "Real Friends Study Room" where students can create a study room with 2-4 friends and communicate through voice and video.

The app also includes a variety of features to help students stay focused and motivated, such as a timer to study alone, a graph to track study time, and a "timeline" to see how much other users are studying in real-time. StudyCast requires users to sign in with LINE or Apple.

Overall, StudyCast is a useful app for students who want to improve their study habits and stay motivated while studying.