Is Udemy free learning app?

4. Android Fundamentals: Ultimate Tutorial for App Development . This is another great free course on learning Android on Udemy, the best part of this course is that it’s structured nicely to cover essential concepts of Android.

Pursuing the skills of core Java which leads to android development would require 3-4 months. Mastering the same is expected to take 1 to 1.5 years . Thus, in brief, if you are a beginner, it is estimated to take you around two years to have a good understanding and to start with android development projects.