“Android Application Development Cookbook: 100 Recipes for Building Winning Apps” is a “in-progress” book available on O’Reilly Media’s Open Feedback Publishing System.
Free Android Programming Books - Part 2
“andbook!”, an Android programming book to learn programming for Google’s Android as a ‘hands on’ process.
You can read the full content of “Android Cookbook” by Ian F. Darwin online on book’s website. It is a crowd-sourced cookbook on writing great Android apps. You should know the basics of the Java language and the basics of the Java Standard Edition API since this forms the basis of Android’s runtime libraries as well as the basics of Android.
Free eBook “Android Design Guidelines” from MutualMobile. Featured in Tech Crunch, Mobile Marketer and Smashing Magazine, the Android Design Guidelines have become one of the go-to Android resources.
You can read “Learning Android: Building Applications for the Android Market” online for free from O’Reilly Labs Open Feedback Publishing System. If you’re new to the Android mobile operating system, Learning Android is the perfect way to master the fundamentals.
Free online book “The Complete Android Guide” is a comprehensive run-down of everything your phone can do, written from the perspective of the curious user. With screenshots, step-by-step instructions, and explanations of how everything fits together in plain English, new Android users will unlock their phone’s potential, and journeyman ‘droid fans will pick up some new tricks.
This free Android Developer’s Guide is a practical introduction to developing applications for Android.