High Performance Android Apps

Chapter 1. Introduction to Android Performance

Performance can mean a lot of different things to different people. When it comes to mobile apps, performance can describe how an app works, how efficiently it works, or if it was enjoyable to use. In the context of this book, we are looking at performance in terms of efficiency and speed.

From an Android perspective, performance is complicated by thousands of different devices, all with different levels of computing power. Sometimes just getting your app to run across your top targeted devices feels like an accomplishment on its own. In this book, I hope to help you take your app a step further, and make it run well on 19,000 different Android devices, giving every user the ultimate experience for your Android app.

In this book, we will look at app performance specifically in terms of power management, efficiency, and speed. We will cover the major issues mobile app developers face, and explore tools that will help us identify and pinpoint performance issues typically found in all mobile apps. Once the tools help us isolate the issues, we’ll discuss potential remedies.

Tip

This book should be useful to anyone whose team is developing Android apps. Performance leads, single developers, and teams of developers and testers will all find benefits from the various performance tools and techniques discussed in the following chapters.

As with all suggestions to make your code optimized, your mileage may vary. Some fixes will be quick and ...