20 free resources to learn Android development

Today, Android has become the most popular mobile development environment in the world, and more than 66% of smartphone developers currently develop specifically for the Android platform. With such a large market share and the promotion of frequent updates from Google, the Android system is not only a mobile platform with lucrative potential, but also a very dynamic ecosystem.

As a dual user of smartphones and applications, I personally love and admire Android. Of course, I also hope to have an application of my own running on Android devices. Learning application development on the Android platform is a fun process and can also bring considerable financial rewards. Therefore, in today's article, we will learn about the ideal ways to master the tricks of Android development without spending money.

If you really want to learn Android programming and want to build your own apps or games, I suggest you carefully sort out the following 20 sets of free resources. Yes, their biggest attraction is that you can enjoy them without spending a penny. All you need to pay is a love of learning. Today's content contains all the Android online learning resources I have collected for a long time. I believe it can help friends who have just entered the field of mobile development to overcome difficulties and make progress on this road.

I have classified these resources into specific categories, including tutorials, e-books, video lectures and forum resources, so that everyone can use them in a targeted manner according to their needs.

Free Tutorials and Blogs:

If you are new to Android development, then relevant tutorials and blogs can provide you with a specific development path and the necessary programming knowledge to help you successfully complete your first Android application development project. Below are my favorite free Android programming websites and blogs.

1) Android official website

developer.android.com is completely for Android developers, and contains a variety of official tutorials, communities, and open source development guides. The richness of the content is amazing. The site also provides a large number of targeted tutorials to help you write your own applications from scratch. We can also find various documentation and guides related to the APIs required for Android development. If you are an experienced developer and know how to use these resources, the official website is enough to help you solve all your questions. The site also provides various tools and SDKs that are indispensable for native Android development.

2) vogella

Vogella also offers a huge collection of Android developer tutorials. You can find free tutorials for beginners here, as well as a variety of great tools for advanced programmers - all clearly categorized. Vogella is one of the most popular blogs for learning mobile development.

3) Java Code Geeks

This website provides Android and Java tutorials for every new developer. The Android section is divided into two chapters, one is the Android core tutorial, and the other is the Android game development guide. Therefore, if you are interested in developing Android games, this website is enough to provide you with an ideal starting guidance resource.

4) coreservlets

Coreservlets contains several series of Android programming tutorials. You can also check them out at your own pace, as the site also provides a lot of practice questions and solutions. Although learning Android development will require a certain amount of Java knowledge, there is no need to worry! On this website, we can also easily find Java-related tutorials.

5) Eduonix

This is another great site where you can find excellent tutorial resources and easy-to-understand Android solution guides and blog posts. Like Coreserveltes, if you are not familiar with Java, you can also lay a solid foundation here before moving on to Android learning goals. The Eduonix blog has a variety of different programming resource categories, including HTML 5, Java, and PhoneGap.

6) ANDROIDHIVE

This Android tutorial blog is written by Ravi Tamada. Ravi is an Android developer himself and is happy to share his experience and expertise on this website. So if you want to follow his steps, you can directly submit your questions and problems in this blog.

Free eBook:

When searching for e-books on the Internet, you will definitely find hundreds of free Android programming textbooks that contain all the basic concepts you need to know when doing Android development - and are aimed at both newcomers and experienced programmers. The e-books listed below are all in PDF format, and you need to download them to your PC device and wait for them to be read later.

7) MacGrawHill's Android Guide

This famous MacGrawHill e-book will take you deep into the secrets of Android development. Once you have mastered all the contents of this book, you will be able to create your own Android applications, run and test your application results using the simulator, and dominate the world of Eclipse and Android SDK.

8) Android Tutorial

This Android e-book will take you through the basics of Android programming, plus common concepts such as tools, SDKs, plugins, and how to create projects.

9) andbook Android Programming

These tutorials are provided by the Anddev community. In this e-book, you will learn important knowledge such as Android overview, how to create an application, Android resource explanation, "Hello World" application example, layout and grid.

10) Commonsware Tutorials

The Commonsware tutorial, written by Mark Murphy, is a series of tutorials that guide you through the entire Android application development process - from the simplest "Hello World!" to finished applications that introduce multiple advanced Android APIs.

11) Android's Framework

This e-book will help you understand various issues related to Android security - including how to define security policies, the interfaces required to define policies, specific practices for using interfaces, and common pitfalls when protecting applications. Note: This e-book cannot directly help you learn how to build Android applications.

Free video tutorials:

Video tutorials are often the best way for beginners to master knowledge. You can find many programming teaching video sites on the Internet, but most of them require us to pay to watch. Here, I have prepared some video sites suitable for learning basic concepts of Android programming, and the content is completely free.

12) LearnersTV

In addition to learning Android programming, Lerners TV also allows you to download the videos to your computer. In the five hours of video content, we will travel freely in the world of Android - and it’s free, how great!

13) Free Video Lectures

Freevideolectures contains 50 video lessons, which can be downloaded to your device in mp4 and 3gp formats - it is undoubtedly another ideal platform for learning Android for free.

14) Udemy

With all 22 lectures and 5 sets of quizzes, more than 48,000 new users have enjoyed Android development through Udemy's Android Programming from Scratch videos. In addition to watching videos at your own pace, you can also get certification after completing the course. This is the best free video tutorial in my opinion, please don't miss it.

15) thenewboston

If you just want to watch the tutorial content in video form, then the 200 Android application development video tutorials collected on The New Boston website are definitely a valuable resource that you should not miss. By watching these free video tutorials, we will be able to master the various skills necessary for Android development work.

Free online forum:

These forums will help you join the Android community, where you can not only find solutions to problems, but also share valuable knowledge and experience with others. But don't forget to read the terms and conditions carefully.

16) stackoverflow

Stackoverflow is a resource gold mine that all programmers dream of. In addition, Stackoverflow is also a large-scale Android technology community, where members raise and answer countless technical questions every day. Whether you are a novice or an old hand, this is the best environment for everyone to wander around - this is Stackoverflow, a one-stop solution platform for technicians all over the world.

17) androidcentral

This website contains a lot of resources and solutions for Android developers. You can find topics about mobile phones, applications, software and many other hot topics here. Of course, if you are starting to develop advanced Android applications, there are also many opinions and information worth reading here.

18) xda-developers

Although originally designed purely for Android developers, the site now also has separate sub-channels for topics such as mobile community, operating systems and technology, Android and technology, and application and game development.

19) ANDROIDPIT

AndroidPit is a website that focuses on smartphone-related technologies and is open to the public. The site has been very active and provides a lot of useful tips, tricks, information and advice in its forums.

20) ANDROIDFORUMS

There are always numerous posts and interactions on Android Forum. The whole site is designed for Android developers to ask questions, clarify doubts and make rapid progress on the development path. The site also has special sub-channels for developers, application publishing, creative design, and Alpha & Beta testing. Newcomers to Android can collect information and tutorials here to learn how to use the resources provided by the site more effectively.

Whether you just learn Android development as a hobby or really want to accumulate the next skill reserve for yourself, the above resources can help you embark on the mobile programming journey in a good state. I have contributed all my years of accumulation here, hoping to help you solve practical problems.

Finally, of course, you are also welcome to further supplement this list based on your own practice to help more friends find the ideal Android development platform. My personal strength and experience are obviously insignificant, so please work together and move forward on the road of technology!