Chess Rays

Chess Rayes, it's an android app for a chess club, I built it for a client on this platform, The app allows the trainees or the trainers to analytic of the training. The app includes a graph that accurately shows the progress of the trainee and calculates his efficiency, error rate, frequency ratio, and many calculations are necessary to show the progress of the trainees. The application includes six sections, which are the opening game and the middle game, the final game, errors and errors in every step, and Themes, and your data stored on the Firerbies, so you cannot lose it. Just create an account for free and enjoy the application.