Yarıçap Video Çözüm is a free Android app developed by FERNUS EĞİTİM TEKNOLOJİLERİ A.Ş. The app is designed to help students solve book questions easily. It is an excellent tool for those who want to check their answers or understand how to solve a specific problem.

The app features solutions to all questions in the book. The developers regularly update the app with missing question solutions. The app's user interface is straightforward and easy to use, making it accessible for students of all ages. Overall, Yarıçap Video Çözüm is a fantastic app for those looking to improve their problem-solving skills.