Ludus is an Android-based learning and assessment platform designed by Ludus Technologies. It aims to measure students' skills and performance by letting them create their own challenges or choose from hundreds of existing ones. These challenges can then be assigned to groups, providing a clear image of their skill levels and knowledge gaps. The platform also offers personalized recommendations on how to improve these gaps.

Ludus provides a user-friendly interface that is easy to navigate. It offers a wide range of challenges that cater to different skill levels and subjects, making it an ideal learning tool for students of all ages. The platform also provides detailed performance analysis, allowing both students and teachers to track their progress. Overall, Ludus is a great learning and assessment tool that offers a comprehensive solution for measuring students' skills and knowledge.