By Day Learning is an Android application developed by Viettel Business Solutions Corporation. It falls under the category of Education and Reference and is available for free. The app provides a clear demonstration of the digital transformation in education and training, aimed at maintaining active and continuous learning for individuals via personal devices such as smartphones and tablets.

By Day Learning offers a favorable learning environment for organizations and businesses to receive knowledge from their teams. The learning method is diverse, flexible, and allows learners to choose their own content and study time. It is a repository of short lessons (less than 10 minutes) presented in dynamic, rich, and varied formats such as animations, video clips, and audio. These lessons are regularly updated and supplemented during the learning process.

This app also helps individuals to maintain regular learning habits, develop personal self-discipline, and contribute to building a learning culture within their organization or business. By Day Learning is a useful tool for managers to monitor and encourage their team to continuously receive knowledge at the individual and unit level within the organization or business.