Complete Android Tutorial is a free Android app developed by n2s developer, designed to teach users the basic concepts of Android app development. The app offers a comprehensive guide covering all the essential areas needed to build an Android app. The app also includes a query section where users can get answers to their questions.

The app is easy to navigate, and the information is presented in a clear and concise manner. The step-by-step tutorials are well-written and easy to understand, making it ideal for beginners. Users will learn how to create a simple user interface, how to work with databases, how to handle user input, and much more.

Overall, Complete Android Tutorial is a great resource for those who want to learn Android app development. The app is free and offers a wealth of information that can help users create their own Android apps.