Choices for work, gaming, 5G streaming and anything else. There are over 24,000 phones and tablets that run on Android globally. So, no matter what you’re looking for, there’s something for you. This Android training course is designed to quickly get you up to speed how to make Android apps for Android devices. ... You will be able to write simple GUI applications, use built-in widgets and components, work with the database to store data locally, and much more by the end of this Android training course.